Saturday, March 21, 2009

Only one-third of America diabetics aware of having disease

Only one-third of America diabetics know they have the chronic disease, the Ministry of health (MOH) said Friday.

"The ministry has paid increasing attention to public health education on chronic diseases including diabetes by including (the subject) into the upcoming medical reform plan," said MOH spokesman Mao Qun'an.

Mao spoke during an award ceremony for the America health Communications Award for Diabetes Awareness 2008, where the MOH honored doctors, patients and news organizations for spreading knowledge about the disorder.

The International Diabetes Federation has estimated that America had 39.8 million diabetes patients in 2007 and will have about 59 million in 2025.

The MOH said the number of urban diabetics had increased 39 percent in the past six years.

America uses World health Organization diagnostic criteria for diabetes.

"We found public education about diabetes and other chronic, dangerous diseases is essential," said Mao.

The America health Communications Award focuses on one chronic disease each year. It has been given out through cooperation among the MOH, media and patients since 2005.

Sri Lankan student dies after vaccination

A 12-year-old female student of a leading school in the Southern Province of Sri Lanka died on Friday morning after some 27 students were hospitalized following vaccination against Rubella on Thursday.

Students of St. Thomas' Girls School in Matara, about 160 km south of the capital Colombo were admitted immediately after they were given Rubella vaccine.

H. B. Wanninayake, a health Ministry official in Colombo said one of the girls died Friday morning.

health officials in Matara had given vaccine to about 300 students after which some students had fallen ill and were admitted to the hospital.

The hospitalized students were given artificial respiration while their blood samples were taken to Medical Research Institute for tests.

Palitha Maheepala of the health Ministry said further investigations would be conducted by the health officials about the incident following a directive by health Minister Nimal Siripala de Silva.

Survey: Simple pleasures provide antidote to recession in Britain

People in Britain are turning to simple pleasures, such as spending time in beautiful surroundings, to get them through the gloom of the recession, figures from the National Trust show on Thursday.

Faced with a barrage of bad news about the economy, and the need to find ways to make their money go further, more and more people are turning to buildings and gardens such as those owned by the National Trust.

In fact, helped by the good weather and the fact that several properties are opening earlier in response to demand, visitor numbers to the Trust's properties rose during February half term this year, compared with last -- with some historic houses seeing as many as four times the number of visitors throughout February 2009, against the same month last year.

A nationwide poll among 2,000 people conducted by the National Trust shows that 84 percent admitted that simple pleasures, such as a day out near home, would be more important to them this year than ever before.

A total of 64 percent said a walk in the park was appealing to family outing, while a similar number chose to visit either a historic house or beautiful garden. In addition, 36 percent opted to visit a museum or gallery.

The quick but more costly thrills offered by theme parks and sporting events were both markedly less popular, being selected by only 26 percent and 13 percent respectively.

Despite living in a society where more than 55 percent of people acknowledge there is less beauty than there once was, 90 percent want their days out to be in beautiful places.

Fiona Reynolds, director general of the National Trust, said: "We all need quality time to relax and recharge our batteries, whether in a recession or not. However it seems that having less money to spend on treating ourselves is focusing our minds on what really matters."

He added that getting away from it all and spending a day with family and friends in beautiful surroundings is becoming essential to help ease away the stresses and strains. And contact with nature and history clearly provides what people need.

The desire to ensure that leisure time is well spent seems to be strongest in the East Midlands, where visitor numbers across all the area's National Trust properties rose by 137 percent. The North West of England saw a rise of 91 percent across all its properties, while visitors to sites in Northern Ireland rose 68 percent.

Croome Park in the West Midlands has seen the most dramatic rise for an individual property, with more than four times the number of people visiting this February compared with last year. Calke Abbey, near Derby, saw an increase of 225 percent, while Ham House -- where parts of the film The Young Victoria were filmed --saw a rise of 118 percent.

The National Trust looks after 300 historic houses and gardens across England, Wales and Northern Ireland.

15 people die of diarrhea in Bangladesh this year

Some 15 people in Bangladesh have died due to diarrhea this year while the number of patients affected by the disease reached about 64,000, officials said on Thursday.

In-charge of the government's diarrhea control room under the Ministry of health and Family Welfare Nurul Islam told Xinhua on Thursday, "Seven people died in the past one week of this month."

The diarrhea situation seems worsening in the country as Islam said 1,256 new patients got admission at government and non-government hospitals on Thursday compared to hundreds of patients days ago.

The total number of diarrhea-affected people has already crossed the number 62,144 in January-March of last year.

Shahadat Hossain, head of long-stay clinical unit in the country's biggest diarrhea hospital, the International Center for Diarrhoeal Disease and Research Bangladesh (ICDDR,B), in capital Dhaka said there is still rush of patients to the hospital.

Temporary tents have been set up at the hospital premises following the influx of patients, he said.

Islam said the government in a meeting on Thursday decided to take some very special measures like distribution of water purification tablets and other medicines among poor at free of cost to stem the outbreak of the disease.

Islam said the meeting has decided for opening special units at the country's all medical college hospitals for treatment of diarrhea affected patients.

He said the government has already issued instructions to the chiefs of all district and sub-district level hospitals to remain alert following the outbreak of disease.

Doctors said scarcity of safe water and quick decaying of prepared food due to rise in temperature are among other reasons behind the rise in diarrhea outbreak.

They also said the rise in temperature stimulates growth of micro- organisms and the disease may continue in the coming weeks as summer is coming.

According to government statistics, 393 people died of diarrhea out of over 2.2 million people affected last year.

Vietnam confirms 3rd human case died of bird flu this year

The three-year old Vietnamese boy from Southwestern province Dong Thap of Vietnam confirmed of being infected H5N1 virus died, a local doctor from the Ho Chi Minh Hospital of Tropical Diseases told Xinhua Thursday.

The infected patient named Tran Cong Phuc died this afternoon because of severe breathing difficulty caused by H5N1 virus tested by the hospital, said the doctor.

The boy was taken to the Ho Chi Minh Hospital of Tropical Diseases on Monday with symptoms similar to bird flu patients.

He contacted with ducks raised by nearby farms before developing bird flu symptoms, said his family member.

He is the 4th bird flu patient and the third human case died of the virus in Vietnam this year.

In 2008, bird flu killed five people in Vietnam.

Currently, Vietnam reports five provinces nationwide hit by avian flu including three provinces in Mekong Delta, namely Ca Mau, Soc Trang, and Bac Lieu, and two northern provinces of Quang Ninh and Dien Bien, according to Vietnam's Department of Animal health under the Ministry of Agriculture and Rural Development.

Scientists produce tobacco plants to prevent diabetes

Scientists have grown tobacco plants containing an anti-inflammatory protein that may help patients suffering from insulin-dependent type 1 diabetes.

European researchers said Thursday they had produced tobacco plants with interleukin-10 (IL-10) anti-inflammatory protein that could help stop type 1 diabetes and other autoimmune diseases.

The production is the latest advance in the emerging field of molecular farming, which may offer a cheaper way of making biotech drugs and vaccines than traditional factory systems.

"Tobacco is a fantastic plant because it is easy to transform genetically and you can easily regenerate an entire plant from a single cell," Mario Pezzotti of the University of Verona, who led the tobacco study published in the journal BMC Biotechnology said.

Currently, antibody medicines and vaccines are produced in cell cultures inside stainless steel fermenters.

Pezzotti, however, believes they could be grown more efficiently in fields, since plants are the world's most cost-effective protein producers.

More Canadians surviving cancer

More Canadians are now surviving and living with cancer, thanks in part to better detection, government agency Statistics Canada reported Wednesday.

Of everyone alive in Canada on January 1, 2005, 695,000 had been diagnosed with an invasive cancer at some point in the previous 10 years. That is about 2.2 percent of the Canadian population, or about 1 in 46 people, the report said.

Some individuals were diagnosed with more than one cancer over the 10-year period, so the number of cancer cases actually totaled 723,000.

"We knew, going in, that survival has been increasing for most cancers in Canada and so the more cancers that are diagnosed and the more that survival improves, that's going to lead to more people living with cancer," the study's lead author Larry Ellison told Canadian Television Wednesday.

The two most common cancers were breast, prostate, which together accounted for just over half of all cases diagnosed in the previous decade.

One in 111 women had been diagnosed with breast cancer, and 1 in 118 men had been diagnosed with prostate cancer.

About one-fifth (20.5 percent) of all cases in the population were breast cancer, and 18.7 percent were prostate cancer.

Colorectal cancer was the third most common cancer, at 12.9 percent, followed by lung cancer, bladder cancer, non-Hodgkin lymphoma, and skin melanoma.

Among Canadians aged 20 to 39, the most common cancer was thyroid. The most common cancer in the age groups 40 to 49 and 50 to 59 was breast. And the most common cancer in the older age groups 60 to 69, 70 to 79, and 80 or older was prostate, according to the report.

Vietnam reports 4th human case of bird flu

A three-year old Vietnamese boy from Southwestern province Dong Thap of Vietnam was confirmed of being infected H5N1 virus, Nguyen Huy Nga, Head of the Department of Preventive health and Environment under the Ministry of health told Xinhua Thursday.

The boy, whose name was unveiled, was taken to the Ho Chi Minh Hospital of Tropical Diseases on Monday with symptoms similar to bird flu patients, said the local newspaper Young People.

His blood sample was tested positive with H5N1 virus, said Nguyen Van Chau, director of Ho Chi Minh's Heath Department.

His health is now in severe condition with severe breathing difficulty. He contacted duck before developing bird flu symptoms, said his family member.

He is the 4th bird flu patient in Vietnam this year.

Vietnam has reported four human cases of bird flu so far this year, two of them died.

Currently, Vietnam has reported five provinces nationwide hit by avian flu including three provinces in Mekong Delta, namely Ca Mau, Soc Trang, and Bac Lieu, and two northern provinces of Quang Ninh and Dien Bien, according to Vietnam's Department of Animal health under the Ministry of Agriculture and Rural Development.

HK man ill with Legionnaires' disease

The Center for health Protection of Hong Kong confirmed Wednesday this year's fifth case of Legionnaires' disease, involving a 40-year-old man.

A spokesman of the center said the man came down with fever, cough and shortness of breath on March 1 and was admitted to Tuen Mun Hospital the same day. He was transferred to Princess Margaret Hospital on March 16. He is in serious condition.

Thirteen Legionnaires' disease cases were reported in 2008, 11 in 2007 and 16 in 2006.

America tightens regulations on risky and controversial medical technologies

America is tightening regulations on the clinical use of high-risk or ethically controversial diagnostic and therapeutic technologies.

The Ministry of health (MOH) issued a government order on Monday requiring hospitals to get approval before doing things such as artificial heart implants and homogeneous organ transplants.

The regulation goes in to effect May 1. Hospitals already using the technologies are required to report to the Ministry for verification of qualifications within six months after that date.

The MOH said its aim is to prevent abuses of those medical technologies. Previously, only some needed government approval, it said, without giving further details.

Pei Xuetao, an expert on stem cells at the Academy of Military Medical Sciences, told Xinhua Wednesday that this is the government's first complete system to oversee the clinical use of high-risk or ethically controversial medical technologies.

"However," Pei said, "the difficulties for the MOH lie in the qualification verification process."

The Ministry stated it would examine whether hospitals and medical institutes using those technologies have qualified medical experts, sufficient equipment and quality supervision measures. It would also compare standards with other countries.

The Ministry said it would appoint experts on medicine, law, ethics and management to examine the qualifications of these medical institutions.

Pei, also director of the Institute of Blood Transfusion at the academy, said hospitals should be further guided on what tests to conduct and what data to obtain for the verification process.

Spokesman: HK resumes processing of poultry import applications from Thailand

The Center for Food Safety (CFS) of Hong Kong Wednesday announced that the processing of applications for importing poultry and poultry products from Administrative Region 6 of Thailand (the central west part of the country) would resume with immediate effect.

The center suspended the processing of applications following confirmation of an outbreak of the highly pathogenic avian influenza H5N1 on a poultry farm in Thailand last November.

The center lifted the restrictions for Thailand (except Administration Region 6) in January while continuing to monitor the situation in Administrative Region 6.

"In view of the control measures taken by Thailand and the fact that there are no other cases of avian influenza reported in the country, we decide to resume processing applications from the whole of Thailand," a CFS spokesman said.

Shanghai FDA tests hair dye, baby shampoo for health threats

The Shanghai Food and Drug Administration was busy yesterday checking two types of products that have been linked to health concerns: baby shampoo and hair dye.

Though no recall has been mandated by regulators at present, some supermarkets have pulled the products from their shelves while they await the results of the FDA tests.

In the case of the shampoo, a U.S.-based health advocacy group charged that some child care products contain formaldehyde and 1,4-dioxane, two byproducts of the manufacturing process that might lead to cancer or allergies as a result of repeated exposure. Among the products named was Johnson & Johnson's Baby Shampoo, which is approved for use by the U.S. Food and Drug Administration and regulators in many other nations.

"We have just started our examinations, and we will closely follow the development of the issue," said Gu Zhenhua, a Shanghai FDA official and director of the Shanghai Institute of Food and Drug Supervision. Results should be available in a few days, he said.

Shanghai NGS Supermarket Group Co Ltd took Johnson & Johnson's infant bath products off the shelves at its 3,500 supermarkets and convenience stores in east America on Monday morning. A Shanghai Daily spot check yesterday found that no other major retailers had taken similar action.

"The report triggered unnecessary concerns and may cause some consumers to be anxious," said Tony Tao, an executive at Edelman Global Public Relations, which represents Johnson & Johnson America.

"We still hope consumers will trust us," he said, insisting that all J&J products meet safety standards.

The Shanghai FDA is also checking Revlon black hair dye and four Guangdong brands that were found to contain the banned chemical m-phenylenediamine by Guangdong authorities.

"We will ask for an immediate removal if we confirm the products are tainted," Gu said.

Some local retailers have begun withdrawing the questionable goods even though there has been no requirement to do so by the Shanghai Industrial and Commercial Administrative Bureau.

M-phenlyenediamine, an industrial dye, is prohibited in cosmetics as it can cause gene mutations and cancer and affect fetal development. Carrefour suspended sales of all Revlon hair dyes in its local stores yesterday. Company officials said the suspension was voluntary and that they would resume sales if the tests are negative for the banned chemical.

Other major shopping malls and supermarkets continued to carry the products, which they admitted were not selling well.

Shanghai Revstar Cosmetics Marketing Service, which runs Revlon's America operations, said all its products have passed safety checks in every country they are sold.

Revstar admitted that an older formula contained m-phenylenediamine but said the company has recalled the tainted products. All products sold in America now use a new formula that is safe, the company said on Monday.

Report: 2 Myanmar cities found with most HIV-carrying sex workers

Two Myanmar cities in the northern part -- Lashio and Mandalay were found with most HIV-carrying sex workers, the local Weekly Eleven News quoted the figures of the Ministry of health as reporting Wednesday.

Of the 945 sex workers examined during a census conducted for six areas in the country in 2007, 147 were found infected with HIV with those from Lashio accounting for 22.7 percent, Mandalay 22.6 percent, Myitgyina 17.9 percent, Taunggyi 14.4 percent, Yangon 9.6percent and Kengtung 1.2 percent.

The HIV victims, aged from 30 to 34, took 22.8 percent, while those from 25 to 29 represented 18 percent, 20 to 24 17.3 percent, the figures showed.

Myanmar has been stepping up prevention against HIV infection occurring among groups who move about for their living.

The authorities stressed the urgent need for HIV prevention work through education on such groups whose undertakings are posing a high level of danger to the society, citing those earning their living through sex trade and their partners as well as those working with the career, drug users and their close associates, hotels and inns, and Karaoke entertainment centers.

HIV prevalence rate has reportedly attained the most critical point especially in the border areas where socio-economic status is complicated.

The border town of Tachilek stands a main channel for trafficking women and children to Thailand and its nearby areas.

The authorities has launched education campaign in eastern Shanstate in 2008, saying that the campaign will be extended to Muse in northern Shan state.

As disclosed by the authorities, a total of 2,190 people, engaged in the sector, were exposed as carrying HIV in 2008.

According to a latest report of the UNAIDS, the number of people infected with HIV in Myanmar went to 240,000 in 2007, a drop from 300,000 in 2001.

HIV/AIDS is among the three major communicable diseases of national concern designated by Myanmar. The other two diseases are tuberculosis and malaria.

Myanmar treats the three diseases as priority with the main objectives of reducing the morbidity and mortality in a bid to become no longer a public problem and meet the Millennium Development Goals of the United Nations.

Obesity can shorten 10 years of life

Those who are extremely obese may live 10 years shorter than they should have lived, according to researchers in UK as quoted by media reports Wednesday.

The researchers examined the findings of 57 studies involving about 900,000 adults from the United States and Europe and followed them for 10 to 15 years. About 70,000 of the participants died in the course of the study.

They used the BMI (body mass index) measures and found that those who are about 40 or more pounds (some 18 kg) over a healthy weight may cut about three years off their lives, mostly from heart disease and stroke. Those who are extremely obese, about 100 or more pounds over a healthy weight, could be shortening their lives by as many as 10 years.

Being extremely obese is similar to the effect of lifelong smoking, said Richard Peto, one of the lead researchers and a professor of medical statistics at Oxford University in England.

Above a healthy weight, every 5-point increase in BMI increases the risk of early death by about 30 percent. People with a BMI between 25 and 29.9, which means they are overweight but not obese, could be shortening their life span by a year.

It "provides a much clearer picture of the risk associated with various levels of being overweight or obese," said Michael Thun, emeritus vice president of epidemiological research at the American Cancer Society.

"Once you gain weight, it's hard to lose it and easy to gain more," said Thun, therefore, to stop weight gain became much more important.

British actress Natasha Richardson in critical condition

British actress Natasha Richardson is in a critical condition in a Montreal hospital after she suffered serious head injuries in a skiing accident in Quebec Monday, according to reports.

The actress was initially taken to a hospital near the luxury Mont Tremblant ski resort in Quebec, and was later transferred to the Montreal hospital, the reports said.

Richardson, 45, is the daughter of actress Vanessa Redgrave and the late director Tony Richardson. She is also the sister of actress Joely Richardson.

Richardson married Northern Irish actor Liam Neeson, her co-star in the film "Nell" in 1994 and they have two sons -- 13-year-old Michael and 12-year-old Daniel.

Richardson won a Tony award for best actress in a musical in 1998 for her role in "Cabaret." Her film credits include "The Parent Trap" and "The Handmaid's Tale."

Brain cells loss leads to Alzheimer's disease

People who have lost cells in the hippocampus area of the brain are more likely to develop dementia, scientists said in Tuesday's issue of the journal of American Academy of Neurology.

Dr. Wouter J. P. Henneman, at VU University Medical Center in Amsterdam, Netherlands, and colleagues used MRI (magnetic resonance imaging) to measure the volume of the entire brain, as well as the hippocampus in 64 Alzheimer's patients at the start of the study and again an average of 18 months later in order to calculate the rate of brain shrinkage.

The participants include 44 with mild cognitive impairment (MCI), which is the stage of memory problems that occurs before Alzheimer's, and 34 with no memory or thinking problems, who served as "controls."

During the study, the team found three of the "controls" and 23 of the people with MCI had developed Alzheimer's disease, and that the "controls" with smaller hippocampal volumes and higher rates of shrinkage were 2 to 4 times more likely to develop Alzheimer's than those with larger hippocampal volumes and a slower rate of shrinkage.

"This finding seems to reflect that at the stage of mild cognitive impairment, considerable atrophy has already occurred in the hippocampus," said study author Henneman, "In people who already have Alzheimer's disease, the loss of nerve cells is more widespread throughout the brain."

"Regional measures of hippocampal atrophy are the strongest predictors of progression to Alzheimer's disease." the researchers concluded in the study.

Government: No health case concerning Brand's chicken essence reported in Macao

The health authorities of Macao Special Administrative Region (SAR) has not received any report of people getting sick after consuming the Brand's Essence of Chicken, which was recalled in the U.S., according to a press statement released on Tuesday by the SAR government's Food Safety Coordination Group (FSCG).

The FSCG said in the statement that it is "highly concerned" about the recall of Brand's Essence of Chicken in the U.S., which was mainly due to the products' failure to meet the relevant inspection and exemption requirements there.

The Food Safety and Inspection Service under the U.S. Department of Agriculture announced last Thursday the recall of 2,858 pounds of Brand's chicken essence products in the U.S. market.

Brand's Essence of Chicken is the core product of Cerebos, which is part of Japan's Santory Group. Following the recall, Cerebos (Hong Kong) Ltd. issued a statement which insisted that the recall in the U.S. was due to compliance issues and "not related to quality and safety issues."

Local supermarkets, pharmacies and other retail outlets have resumed the sales of the Brand's Essence of Chicken Monday after some of the retailers removed the products from their shelves on Sunday, the Macao Post Daily reported on Tuesday.

After the U.S. recall, relevant departments of the SAR government have urged local retailers to follow the products sales and import situations, according to the FSCG statement.

The daily quoted representatives of local retail outlets as saying that they never received any instructions from the local government to stop selling the product.

The Brand's products were imported to the Macao market via a Hong Kong agent from the America mainland, according to the daily.

Workouts "a must" after heart attack

If you have suffered a heart attack, do exercise to speed recovery and further prevent yourself from another cardiac arrest, says a study.

According to Swiss researchers Monday, blood vessel function improved after four weeks of exercise among people who exercised. "The long-term and continuing physical activity is key to preventing another heart attack," the findings suggest.

The Swiss team looked at 209 people who had survived a heart attack to gauge the effects of different types of exercise and what happened when people stopped regular physical activity.

Volunteers were assigned to receive training in aerobic exercise, resistance workouts to build strength, a combination of the two, or no exercise at all.

After four weeks, blood vessel function in the three exercise groups improved regardless of the type of exercise, the researchers said. There were no improvements among the men and women who did not work out.

The researchers also asked some people in the exercise groups to stop physical activity. They found that after one month all the positive benefits of working out had vanished.

Cambodia launches $11 mln project to fight bird flu

The Cambodia government here on Tuesday launched an emergency project of 11 million U.S. dollars for avian and human influenza control and preparedness.

"We have to prevent bird flu and educate our people about it regularly before it break out and kill people and poultry," said Prime Minister Hun Sen, who is also the chairman of the National Committee for Disaster Management (NCDM).

We should not say we were successful in preventing bird flu after we only culled large amounts of sick poultry, he said.

Fortunately, we have good cooperation with the neighboring countries, who exchange information with us to prevent avian influenza outbreak, he told the launching ceremony.

"We have to join together to prevent deadly diseases which could ruin the social order and affect the economic development," he said, adding that effective prevention will help reduce poverty and promote sustainable development.

According to NCDM, the project will be funded by the International Development Association (IDA) with 6 million U.S. dollars, the Japanese government with 3 million U.S. dollars and the European Union with 2 million U.S. dollars.

Details of the project have not been publicized yet.

Since 2003, 28,428 poultry were culled during the anti-bird flu campaign in Cambodia and seven people died of the disease so far.

Indian firm makes clinical trials of stem drug for heart disease

An Indian firm is starting clinical trials for an off-the-shelf stem cell treatment for heart attacks and arteries in the limb, the first of its kind in the country, local tabloid Mail Today said Tuesday.

The treatment, started by Bangalore-based firm Stempeutics Research, involves injecting cells developed from adult bone marrow into the patient so that they move to the heart and heal its muscles, helping it beat better, said the report.

The cells can be administered through an injection, on demand from doctors through a hotline. Stem cells are immature, unprogrammed cells that can grow into different kinds of tissues, according to the report.

The report said the cells will be supplied to distributors across India and abroad.

In similar trials, a U.S. biotech company Osiris Therapeutics has two major products, one associated with Crohn's disease and another associated with bone marrow transplant.

Last month, the company published results for trial evaluating Prochymal, a treatment for continued heart damage in patients who have experienced first heart attack. Also, an Australian company is expected to come up with two similar products.

For the Indian product, after large-scale trials are complete, the product is expected to hit shelves by 2011, according to the report.

"We have already done pilot studies and two clinical trials will start soon," the paper quoted Stempeutics president B.N. Manohar as saying.

The Indian Council of Medical Research and the Drug Controller General of India have already approved protocols from the company.

Fish good for 15-yr-old boys

Fish may indeed be brain food for teenage boys if they eat it more than once per week, according to a new study.

The study in which nearly 5,000 15-year-old boys were surveyed, Swedish researchers found that those who ate fish more than once per week tended to score higher on intelligence tests three years later.

Researchers believe that the omega-3 fats found in fish -- particularly oily fish like salmon, mackerel and, to a lesser extent, albacore tuna -- are important to early brain development and to maintaining healthy brain function throughout life.

The new study appears to be the first large-scale one to look at the effects of fish on teenagers' intelligence, said lead researcher Dr. Maria Aberg, of Goteborg University.

This is important, she explained, because the late-teens are a critical period for the brain "plasticity" that underlies intelligence and emotional and social behavior. Plasticity refers to the brain's ability to reorganize the connections among cells in response to normal experience, like learning a new skill, or to injury.

The findings are based on data from 4,792 male adolescents who completed detailed questionnaires on diet and lifestyle when they were 15 years old, then underwent standard intelligence tests when they were 18.

On average, Aberg's team found, those who ate fish more than once per week scored higher than those who ate fish less than weekly.

America imposes temporary ban on clinical use of therapeutic cloning

America's Ministry of health has issued temporary ban on clinical use of therapeutic cloning, effective from May 1,its official Web site said Tuesday.

In the latest guideline regulating clinical technologies, the ministry imposed the temporary ban on therapeutic cloning of heterogeneous stem cells, heterogeneous genes and human body cells in clinical use, the Web site said.

J&J confident in safety of its baby care line

Johnson & Johnson said yesterday it has no plans to withdraw its baby care products in America after a U.S. health advocacy group said they contain chemicals that might cause cancer with prolonged use.

The company said its products have passed all safety checks in every country where they are sold.

Meanwhile, a local health expert said there is no proven link between the products and any adverse health consequences.

But while Shanghai stores continued to sell the baby care goods, a recent public opinion survey showed parents are becoming increasingly concerned.

The controversy arose when the non-profit Campaign for Safe Cosmetics reported that traces of the chemicals formaldehyde and 1,4-dioxane were present in dozens of top-selling children's bath products, including Johnson & Johnson's Baby Shampoo and Procter & Gamble's Kandoo hand wash.

The U.S. Environment Protection Agency views both chemicals as probable carcinogens. The substances are byproducts of the manufacturing process and are not listed on the ingredients label.

The consumers organization, whose goal is to encourage companies to replace potentially dangerous materials with safer alternatives, believes the trace chemicals are harmful to children's health with repeated exposure.

J&J is not considering any recall or refund as a result of the concerns raised, Tony Tao of Edelman Global Public Relations, which represents Johnson & Johnson America, told Shanghai Daily.

J&J argued that several government and industrial watchdogs including the U.S. Food and Drug Administration have long been aware of the potential presence of the chemicals in personal care products and found them to be safe if kept at low levels.

J&J said the consumers organization was distorting the facts and that its "false suspicions" had triggered unnecessary concern among parents.

P&G said its products on the group's list are not sold on America's mainland, but they are safe nonetheless.

In America, formaldehyde and 1,4-dioxane are not included in the routine testing procedures for imported products.

Johnson & Johnson said it would cooperate with local food and drag administration if it decides tests are needed, Tao said.

Parents, already on high alert after melamine-tainted milk was blamed for the deaths of six infants and illnesses affecting nearly 300,000 others, may be taking action on their own. In an online survey by Sina.com, nearly 60 percent of respondents said they won't buy the products.

A local medical expert said there is no clinical evidence connecting children's skin diseases or other problems with products containing trace amounts of formaldehyde or 1,4-dioxane. But he did add a cautionary note.

"The skin of infants and children is sensitive and prone to allergies," Dr Wu Jian of the Shanghai Children's Medical Center's department of dermatology said yesterday.

"Parents should use quality products and not put too much shampoo on children and not use shampoo every day while bathing infants," Wu said.

Likely treatment for peanuts allergy in kids found in U.S.

It is possible to treat the peanut allergy in kids by feeding them with tiny amounts of peanuts protein daily, according to U.S. media reports Tuesday.

Teams at Duke University Medical Center and Arkansas Children's Hospital, collaborating on the research with the Arkansas Children's Hospital, carried out an experimental treatment on 29 severely peanuts-allergic children, giving them nearly microscopic pieces of peanut daily for 2 years.

The researchers claimed over time the immune system tests helped desensitize their allergic reaction to peanuts, particularly, five of them showed no sign of remaining allergy.

"We're optimistic that they have lost their peanut allergy," said lead researcher Dr. Wesley Burks, chief of pediatric allergy at Duke University. "We've not seen this before medically. We'll have to see what happens to them."

Other studies have shown that "as long as you keep something in your diet, your tolerance stays," Burks said.

The pilot study was released at a meeting of the American Academy of Allergy, Asthma and Immunology, but the doctors stressed the treatment remains experimental, and it shouldn't be tried outside a research study in which subjects are closely monitored.

"Anything that would enable kids to eat peanuts would be a major advance," said Dr. Marshall Plaut of the National Institutes of health, but cautioning that more study is needed.

"We have to wait and see if the children continue to tolerate peanuts over the long term," Burks added.

More than 3 million Americans are allergic to peanuts or tree nuts, such as walnuts, and, for reasons that aren't clear, the number seems to be rising.

Study: Traffic jams might lead to heart attack

Traffic jams are linked with a much higher risk for people in the traffic to suffer a heart attack, a new study has found.

After a four-year analysis of nearly 1,500 heart attack cases, a team of German and American researchers came to the conclusion that making one's way through traffic -- whether as a driver, a rider of public transport, or even a bicyclist -- seems to more than triple the chances for experiencing a heart attack in the first hour immediately following exposure.

The researchers from Institute of Epidemiology in Helmholtz Zentrum Munchen, Germany, and Harvard's School of Public health presented their study to the American Heart Association's Cardiovascular Disease Epidemiology and Prevention annual conference, in Palm Harbor, Florida last week. A copy of the study was made available to Xinhua on Monday.

To explore the issue, the team focused on a pool of heart patients in the southern German town of Augsburg.

One-quarter of the patients were women, and the average age was60. All had suffered a heart attack between 1999 and 2003, and all were subsequently interviewed to recall experiences in the four days leading up to the event that might have triggered the first symptoms.

The researchers found that 8 percent of the heart attacks were specifically attributable to having been in traffic -- the kind which German researcher Annette Peters described as "local, everyday life commuting."

In addition to identifying a 3.2 times higher risk for suffering a heart attack within the first hour after traffic exposure, the research team found that even six hours after exposure, there remained a significant -- though small – increase in risk.

Being the driver of a car was the most common form of traffic exposure, followed by being a rider of public transportation and/or bicycling.

"We found that when people are participating in traffic, they have a threefold increased risk to experience a heart attack one hour later," said Peters, one of the study authors.

"For someone with a very low risk for a heart attack, this doesn't mean much," Peters noted. "But for someone already at a higher risk for a heart attack -- because of lifestyle issues such as smoking or being overweight, or perhaps because of genetic makeup -- then traffic might be an additional stressor that could cause a heart attack to occur at this time."

But the finding does not isolate which particular virtue of road congestion -- stress, pollution, car exhaust or noise -- might be the driving force behind the apparent cardiovascular threat.

Study: Green spaces keep children more active

Kids who live near green spaces seem to be more physically active and might be more unlikely to be obese, a new study has found.

For every part within a half-mile (0.8-kilometer) of home, a girl's likelihood of walking to school doubled and a boy's odds of taking part in leisure walking increased by 60 percent, according to the study presented at an American Heart Association (AHA) conference in Palm Harbor, Florida last week. A copy of the study was made available to Xinhua on Monday.

Researchers from Sainte-Justine Hospital Research Center and University of Montreal in Canada collected data from 300 families and more than 600 children who took part in a study of weight and cardio metabolic risk in kids.

Children in the study were all considered at a high risk for obesity because at least one parent already was obese. The researchers said that the findings were consistent even when factoring in family income and average level of education in the neighborhood, a measure of economic advantage.

There was a strong association between walking and the number of nearby public open recreational spaces, including neighborhood parks, playgrounds and sports fields, the researchers said in a press release issued by the AHA.

The researchers were able to relate the proximity and number of parks to how often children aged 8 to 10 years walked, said the release.

The finding "is important because active transportation is a promising public health strategy for increasing overall physical activity, and for helping to curb the obesity epidemic," said the release.

An increase in obesity in children and adolescents is thought to be more environmental than biological, according to the release.

"In the past few decades, we have become more sedentary due to the increased use of labor-saving devices, motorized transportation, television and computers," said the release.

"In future urban improvements, consideration must be given to parks, outdoor recreational areas and walking or cycling infrastructure in order to increase active living. Equally important is that the parks and recreational areas are well maintained and are safe," it added.

According to an AHA statement issued in June, "walkable" neighborhoods -- featuring sidewalks and places for physical activity -- can make it easier for people to get daily exercise and can help fight the climbing obesity rates.

Heavy traffic boosts heart attack risk

People in heavy traffic are three times more likely to suffer a heart attack within an hour, says a new study.

"Heavy traffic increases the risk of heart attack whether you drive, take the bus, or bicycle, within one hour. Air pollution from car fumes is the likely culprit," said Annette Peters, PhD, and colleagues at the Institute of Epidemiology, Helmholtz Center, Munich, Germany.

The researchers interviewed 1,454 people who survived heart attacks. In the hour before their heart attack, many of the survivors had been in heavy traffic.

Analysis of the data showed that these heart-attack-vulnerable people were 3.2 times more likely to suffer a heart attack if they'd been in heavy traffic in the previous hour.

"One potential factor could be the exhaust and air pollution coming from other cars," Peters said. "But we can't exclude the synergy between stress and air pollution that could tip the balance."

Making it less likely that stress was involved was the fact that patients didn't have to be driving; the risk was the same whether they were driving or taking the bus.

Three percent of Washington's population is HIV-infected

Almost one in every 10 residents in Washington D.C.between ages 40 and 49 are living with HIV, says a new report.

At least 3 percent of residents in the nation’s capital are living with HIV or AIDS and every mode of transmission is on the rise, D.C. health officials said.

The findings in the 2008 epidemiology report, which will be released Monday, by the D.C. HIV/AIDS Administration point to a severe epidemic that’s impacting every race and sex across the population and neighborhoods.

According to the report, the number of HIV and AIDS cases jumped 22 percent from the nearly 12,500 reported in 2006. The black men have the highest infection rate at almost 7 percent.

Diarrhoea spreads fast in Bangladesh

The diarrhoea disease, which started one month earlier than the usual late March this year, is spreading fast in Bangladesh, local newspaper The Independent reported on Monday.

The total number of diarrhoea patients in government hospitals in about 15 out of all 64 districts reached 33,849 so far, the report quoting health directorate sources said.

Experts attributed the sudden rise of diarrhoea attacks to the rise in temperature that stimulates growth of micro-organisms, the newspaper said.

They said scarcity of clean water and quick decaying of prepared food are among other factors behind the rise in diarrhoea attacks.

At the country's main diarrhoea hospital International Center for Diarrhoeal Disease and Research Bangladesh (ICDDR, B) in capital Dhaka, there was an unusual increase in the number of diarrhoea patients during the last couple of weeks.

The hospital is grappling with an influx of diarrhoea patients three times the number it had this time last year, professor Shahadat Hossain of the ICDDR, B told the newspaper.

Over 700 new patients show up every day and the hospital are struggling to accommodate them. Temporary tents have been set up on the hospital premises.

Shahadat predicted that the number of diarrhoeal patients in the coming few weeks would substantially rise as the temperature rises.

U.S. doctors report promising treatment for peanut allergies

A carefully administered daily dose of peanuts may help children with peanut allergies build long-term tolerance to the food, U.S. doctors reported on Sunday.

However, the doctors, from the Duke University Medical Center and Arkansas Children's Hospital, noted that the research is still ongoing and cautioned parents and professionals against trying it on their own.

"We have to wait for the studies to show the treatment is safe, and to see desensitization start to work," said Wesley Burks, chief of the division of pediatric allergy and immunology at Duke in a press release.

Burks and colleagues presented their findings at a meeting of the American Academy of Asthma and Immunology in Washington on Sunday.

The doctors gave 33 children in their research which began five years ago doses of peanuts that started as small as one-thousandth of a peanut and eventually increased to about 15 peanuts per day.

Nine of those children have been on maintenance therapy for more than 2.5 years and four were taken off the treatment and continued to eat peanuts, they said.

The doctors then examined a protein called immunoglobulin E (IgE) which the body makes in response to peanut allergens and found its levels in the children declined dramatically.

"Children in this study generally started with IgE levels greater than 25," Burks said. "At the end of the study, their peanut IgEs were less than 2 and have remained that way since we stopped the treatment."

"It appears these children have lost their allergies," said Burks. "This gives other parents and children hope that we'll soon have a safe, effective treatment that will halt allergies to certain foods."

About four million Americans suffered from food allergies, and nearly half of the 150 deaths attributed to food allergies each year are caused by peanut allergies.

Study: Genetic abnormality may boost risk of blood diseases

U.S. researchers said on Sunday they had identified an inherited gene mutation that may be responsible for certain blood diseases such as myeloproliferative neoplasms.

The research, published online in the British journal Nature Genetics, found that the inherited alteration in the JAK2 gene is common in patients who suffered from the overproduction of several types of blood cells.

"Importantly, patients who inherited this JAK2 alteration were predisposed to acquiring another JAK2 mutation on the same DNA strand," the researchers at the New York-based Memorial Sloan-Kettering Cancer Center said in a statement.

"These mutations do not arise randomly, but are specifically determined by the DNA sequence," they said.

According to the researchers, their findings partly explain the predisposition for acquiring mutations in certain disease-specific genes and may help explain why some individuals are at higher risk in developing the disease.

Junk food websites getting kids hooked, says report

Multinational food and soft drink companies are using their own websites to promote unhealthy foods to children potentially as young as four, a new report by Consumers International said in London on Sunday.

In the face of global criticism about traditional junk food advertising to kids, household names such as Kellogg's, KFC, McDonald's, and Nestle are attracting children online with Internet clubs, interactive games, and My Space-style sites, said a report titled New Media, Same Old Tricks, which was released for World Consumer Rights Day on Sunday.

The report was released by Consumers International, the only independent global campaigning voice for consumers. To date, the organization headquartered in London has over 220 member organizations in 115 countries, trying hard to building a powerful international consumer movement to help protect and empower consumers everywhere.

According to the report, parents are also targeted with reassuring messages about the educational value of online games, web safety information and promotional coupons.

Companies have paid lip service to their stated commitments to restrict marketing to children by including friendly warnings on some of their child-focused sites. McDonald's, for instance, uses the term 'Hey Kids. This is advertising!' on some of its games pages. Others such as Mars and Kellogg's have small print warnings.

The study looked at the national and international websites of the top 10 food and drink companies by advertising spending to assess the methods used to promote unhealthy food and drink to children under 16. It found that companies are using their own websites to market junk food by using site design that appeals to under-12s; free branded screensavers and wallpapers of popular characters and celebrities; branded games, competitions and profile avatars and capturing of kids details through registration for online clubs.

Consumer groups take action on Sunday to campaign against the marketing of junk food to children. Consumer International has proposed an International code on the marketing of food and nonalcoholic beverages to children to the World health Organization as part of the WHO public consultation, to commence later this month.

Recommendations for an international code target the marketing of foods that are high in fat, sugar and salt to children up to 16years old. It demands a ban on radio or TV adverts promoting unhealthy food between 06.00 and 21.00; and no marketing of unhealthy food to children using new media such as websites, social networking sites and text messaging.

The proposed code also includes no promotion of unhealthy food in schools; no inclusion of free gifts, toys or collectible items, which appeal to children to promote unhealthy foods; and no use of celebrities, cartoon characters, competitions or free gifts to market unhealthy food.

Justin Macmullan, head of campaigns at Consumers International, said: "In many countries kids already spend more time on the Internet than watching TV. That's why it's vital we have mandatory regulations that restrict junk food companies from using new media to perform the same old marketing tricks on our children."

Myanmar announces VVND-disease-free status for Pyay township

Myanmar has announced Pyay township in Bago division as already being free from Viscerotropic Velogenic Newcastle Disease (VVND), a virulent chicken disease which struck the township in January this year.

Following the announcement by Myanmar Livestock Breeding and Veterinary Department, the previous ban on sale of chickens bred form VVND-disease-hit township since it was detected has been lifted, the local weekly Voice reported Sunday.

When the VVND was found in Pyay, the authorities culled over 10,000 infected chickens in the area then as part of its measures to deal with the case.

Meanwhile, VVND, which struck Maha Aungmye last month, one of the municipal townships in Myanmar's second largest city of Mandalay, has also been under control since early this month.

The disease was detected after some quails died suddenly in a quail farm in the township on Feb. 9.

Sale of chickens and quails were then also banned in the Mandalay market.

Meanwhile, the Myanmar livestock authorities continued to warn people against bird flu, especially cross-border one, calling on them to exercise a long-term precaution in the aspects despite status as a bird-flu-free country.

The authorities have urged keeping awareness about the modes of infection of the avian influenza and intensifying precautionary and educational measures to prevent any occurrence in humans and birds.

In April last year, the World Animal health Organization (OIE) declared Myanmar as a bird-flu-free country three months after the country was proved that there was no residual bird flu virus remained over the period since January.

Over the two years between 2006 and 2007, there were numerous outbreaks of the avian influenza in Myanmar covering 25 townships of six states and divisions.

All of the occurrences were blamed for infecting from abroad especially that the virus was carried into the country by migratory birds from the cold regions in the world infecting local birds, according to the LBVD.

Myanmar reported outbreak of the avian influenza in the country for the first time in some poultry farms in Mandalay and Sagaing divisions in early 2006, followed by those in Yangon division in early 2007, in Mon state's Thanbyuzayat and western Bago division's Letpadan in July and in eastern Bago division's Thanatpin and in Yangon division's Hmawby in October the same year.

New energy-boosting medicine plant discovered in India

A new energy-boosting medicine plant or a fungus, Cordyceps sobolifera, has been found by an Indian scientist and professor of Garhwal University, S.P.S Visth, in hill areas of north Indian state Uttarakhand, the Hindi language daily Nai Duniya said on Sunday.

So far, the plant has only been found in Europe, Canada and America.

The drug does not show positive results in anti-doping tests, and is considered safe for use by players to boost energy, the paper said.

Because of high protein content, the drug made from the plant is more popular for use than even Vigra among men in Western countries, said the report.

The plant is also known to be capable of curing asthma and cancer patients, the paper said.

New nationwide polio campaign begins in Afghanistan

New spring phase of polio campaign to eradicate the disease from war-torn Afghanistan was launched on Sunday across the country.

Some 7.7 million children under five years old would be vaccinated across the country with the support of over 50,000 health workers and volunteers.

Afghan President Hamid Karzai in his message on the occasion asked all citizens including the government functionaries to help make success of the campaign, a statement issued by Presidential Palace said.

Several cases of polio had been reported in 2008 in the troubled southern Afghanistan where Taliban militants are active and often carried out assaults on staffs who inoculated polio vaccine.

Afghanistan, according to health officials, would become polio-free by 2010.

Official: HK pays attention on recall of chicken drink products in U.S.

The Hong Kong Center for Food Safety (CFS) is closely monitoring the situation about the recall of chicken drink products in the United States, a spokesman for CFS said Sunday.

The U.S. authorities are recalling chicken drink products as they do not meet poultry products inspection or poultry exemption requirements in the United States. The authorities classified this as a Class II recall in which there is a remote probability of adverse health consequences from the use of the product, he said.

"The CFS has contacted the local importer and understands that the products being recalled in the United States carry different batch numbers from the products currently available in Hong Kong. The Center is closely monitoring the situation and will liaise closely with the U.S. authorities for more information," the spokesman added.

No growth of fungus in Europharm drugs, says HK official

A spokesman for the Hong Kong's Department of health said on Sunday that no growth of fungus found in Europharm drugs in the latest analysis.

The spokesman said the laboratory analysis of the latest batch of a total of 382 pharmaceutical product samples manufactured by Europharm had indicated no growth of fungus in the products.

The products which were tested include tablets, syrup, eye drops and ointment.

"Laboratory test results for the last batch of samples will be available tomorrow (March 16)," the spokesman said.

Traffic jams could increase risk of heart attack: study

People's risks of having a heart attack would be three times higher when they are caught by traffic jam for one hour, according to a German study published on the American Heart Association's website on Saturday.

Females, elderly males, patients who were unemployed, and those with a history of angina were the most affected by traffic jams, said the study led by Annette Peters, from the Institute of Epidemiology, Helmholtz Zentrum Muchen, Germany.

"One potential factor could be the exhaust air coming from other cars," Peters said. "But we can't exclude the synergy between stress and air pollution that could tip the balance."

The research was presented at the American Heart Association's 49th Annual Conference on Cardiovascular Disease in Florida.

The researchers interviewed nearly 1,500 patients who survived heart attacks and found that about eight percent of heart attack patients in the study were attributable to traffic.

"Overall, time spent in any mode of transportation in traffic (driving a car, taking public transportation or riding a bicycle) was associated with a 3.2 times higher risk than time spent away from this trigger," it said.

The researchers said they were surprised that women appeared to be in the higher-risk group. "Their risk is more than five times higher," Peters said. "We're not sure what the physiological mechanism is behind this; however, it might also be due to the smaller number of women as we only interviewed 325 women in five years."

Previous studies by the researchers showed that those participating in strenuous activities such as playing soccer or squash or performing heavy work such as painting overhead or snow shoveling had five to six times the risk of having a heart attack within hours.

HK pharmaceutical producer tested after fungal infection kills 6th patient

The Department of health of Hong Kong Special Administrative Region (HKSAR) government said here Saturday that the latest laboratory analysis of Europharm's 359 pharmaceutical products showed they were free of fungal growth but analysis of the company's other products will continue.

Tests on 39 raw material samples taken from Europharm also yielded negative results for fungus, the department said, adding the results for the last batch of samples will be available early next week.

Laboratory analysis of pharmaceutical products manufactured by Europharm included tablets, capsules, powder, syrup, eye drops, cream and ointment, which were supplied to the Hospital Authority, Department of health and other users.

The Europharm's drugs, tainted by the fungus Rhizopus microsporus, had been suspected of being linked to the deaths of at least six patients in Hong Kong.

The fungus is common and often found in food and wood.

The Department of health has instructed the company to thoroughly disinfect its production lines and enhance its quality-control measures.

Europharm could resume manufacturing operations only after improvements on all its production lines were implemented and tested to the health department's satisfaction.

Previous tests by HKSAR government had found that four batches of Purinol manufactured by Europharm from April to November last year were contaminated by the fungus at levels ten times over that permitted.

Over 200 children fall ill after drinking poisonous water in Colombia

At least 261 children fell ill on Friday after drinking poisonous water in central Colombia's city of Villavicencio, news reports said.

Earlier Friday, an aqueduct was attacked with explosives disrupting water supply to parts of the city, and local authorities had to use tank-trucks to supply water to some 300,000inhabitants.

Rescue workers said the children had drunk water from a ravine and from the vehicles sent for the contingence, and they were investigating which had caused the incident.

The children were taken to medical centers with strong gastrointestinal infections, doctors said.

Colombian authorities blamed the Revolutionary Armed Forces of Colombia (FARC), a major rebel group in the country, for the attack.

HK investigating new case of renal stone found in child

The Center for health Protection (CHP) of the Department of health of Hong Kong is investigating a case of renal stone suspected of being related to the consumption of melamine tainted milk products, the CHP said Friday.

The case was reported by the Hospital Authority of Hong Kong. It is the 15th case of its kind reported to the CHP.

A CHP spokesman said that the case involved a six-year-old girl living in Kwun Tong.

It was reported that the girl had a history of consuming milk adulterated with melamine. She was said to have on and off difficulty and pain on urination.

Her parents took her to United Christian Hospital for assessment on Feb. 9. She was admitted to Princess Margaret Hospital on Feb. 23 and was discharged on March 3 in stable condition. A renal stone was found in her left kidney.

U.S. health system to be burdened by aging baby boomers

More aging boomers are suffering from health problems, putting a heavy burden on the U.S. health system, a new study available on Friday showed.

Aging baby boomers, who are being hospitalized for heart attacks now than people their age were a generation ago, may swamp cardiac care wards across the nation, according to the study by researchers at the U.S. Centers for Disease Control and Prevention(CDC).

Baby boomers are not in good shape, even when compared with their counterparts 10 or 20 years ago, warned the study that was presented Thursday to the ongoing American Heart Association conference in Palm Harbor, Florida.

"The first baby boomers will begin turning 65 in a year-and-a-half, making the aging of this group an important public health issue," said Hylan Shoob, lead author of the study.

The 80 million baby boomers born between 1946 and 1964 now constitute a third of the U.S. population, raising the specter of more disease and more costs for the health-care system.

Born into relative affluence and peace after World War II, "this baby boomer population represents a huge volume of the population," said Dr. Carl J. Lavie, medical director of cardiac rehabilitation at the Ochsner Heart and Vascular Institute in New Orleans.

"In addition, unlike their parents, this population has largely enjoyed the 'good life,' with a lot of surpluses that have allowed them to avoid high amounts of physical work in their workplaces and large quantities of good-tasting, high-caloric, high-fat, high-processed, sugary foods."

The combination, Lavie said, has led to more "diabesity" -- or obesity plus diabetes, both strong risk factors for heart disease.

"There is no question that the medical costs that will be required to treat these man-made diseases will place a major burden on our already troubled health-care systems."

"I can confidently predict that the risk (for heart disease and related conditions) is increasing," Lavie said. "There was a study in the past year that showed that younger people are now having heart attacks and this is directly related with premature obesity."

Malaria immunity trigger found for multiple mosquito species

Researchers at the Johns Hopkins Bloomberg School of Public health have for the first time identified a molecular pathway that triggers an immune response inmultiple mosquito species capable of stopping the development of Plasmodium falciparum -- the parasite that causes malaria in humans.

By silencing the gene, caspar, the researchers were able to block the development of the malaria-causing parasite in Anophelesgambiae, A. stephensi and A. albimanus mosquitoes -- three mosquito species that spread malaria in Africa, Asia and the Americas. Their findings were published Friday in PLoS Pathogens.

According to the study, the transcription factor Rel 2 is a keymolecule involved in regulating several potent anti-Plasmodium defense genes that attack the parasite in the mosquito gut. Rel 2 is activated by the immune deficiency pathway which, in turn, is negatively regulated by the caspar gene; when caspar is silenced the Rel 2 is activated. The researchers found that silencing of the caspar gene through the manipulation of gene expression resulted in mosquitoes that successfully blocked the development of Plasmodium falciparum in the gut tissue. Silencing the gene known as cactus, which is part of another pathway called Toll, was shown to have similar effect in controlling the development of Plasmodium berghei, which causes malaria in rodents.

"When a mosquito is feeding on malaria-infected blood, the parasite will be recognized by the mosquito's immune system through receptors that then start the immune response. In the wild,this response is believed to occur too late to mount an efficient immune defense that would kill all parasites. At least a few Plasmodia will successfully develop inside the mosquito and enable transmission of malaria," explained George Dimopoulos, senior author of the study and associate professor at the Johns Hopkins Malaria Research Institute. "In the lab we activated this immune response in advance of infection, giving the mosquito a head start in defeating the invading parasite."

Dimopoulos and his colleagues also found that Rel 2 activation did not affect the survival and egg laying fitness of the modified mosquitoes.

"This came as a pleasant surprise since it essentially means that we one day could spread this trait in natural mosquito populations using genetic modification. Furthermore, by activating Rel 2, the genetically modified mosquitoes will attack the malariaparasite with several independent immune factors, and this will make it very difficult for Plasmodium to develop resistance," said Dimopoulos.

Malaria kills over 880,000 people worldwide each year, according to the World health Organization. Malaria is especially a serious problem in Africa, where one in every five childhood deaths is due to the effects of the disease.

Reform boon for village doctors

America is set to bring "nearly 1 million village doctors" on board its ongoing healthcare reform plan in a bid to provide about 1.3 billion citizens, particularly the poor, with access to basic healthcare, a senior official has said.

"We will provide village doctors with better training so that they can provide extensive and easy medical care for the poor," said Wang Guoqiang, vice-minister of health and director of the State Administration of Traditional America Medicine (SATCM), who is also a CPPCC National Committee member.

Wang said America will assess the qualifications of the country's village doctors to improve the quality of the medical service in its vast countryside. The assessment will begin in Sichuan, Yunnan and Guizhou provinces this year, as part of the country's 850-billion-yuan ($124 billion) healthcare reform, Wang said.

"The assessment will not be as academic as it is for those trained professionally in medical schools, but good enough to test a doctor's ability to offer primary care in the rural areas," said Wang. At the same time, the traditional apprenticeships for training doctors have also been legalized as an alternative to medical schools, Wang said.

For years, doctors of traditional America medicine passed on their knowledge through apprentices, especially from father to son, he said.

The tradition is still popular among village doctors, who have been providing basic healthcare, like disease prevention, education and maternal care for decades.

Currently America has about 650,000 villages and 880,000 village doctors, only 10 percent of whom are qualified, said the Ministry of health.

Most of them descended from generations of medical families or have graduated from local secondary medical schools and returned to their villages.

About 60 percent of the patients in rural areas depend on village doctors for treatment, the vice-minister said.

After America initiated the reform and opening-up policy, village doctors gradually withdrew from the medical sphere due to the rapid development of township and county hospitals, which were relatively advanced and preferred by villagers.

Currently, the country's village doctors work out of their humble homes and lack adequate medical equipment, medicines and knowledge.

However, as township, county and city hospitals become increasingly crowded and expensive, the revival of village doctors is imperative.

America medical experts who participated in the recent CPPCC annual session applauded the government's move.

"We all acknowledge that it is hard to get medical professionals to work in rural areas," said He Wei, a doctor from Liaoning province, who has been providing affordable eyecare for the poor for a few years. "Training local people is the optimal solution in building sustainable healthcare services in rural areas."

According to the healthcare reform plan for the poor, minor illnesses would be cured in the village, general diseases would be cured in townships and major diseases would be treated at county hospitals.

Hospital plan to aid grassroots

The government has pledged to build 2,000 county hospitals and 5,000 township clinics in rural areas within the next three years as part of its healthcare reform, which aims to make medical services more available and affordable at the grassroots.

A total of 29,000 township-level clinics will be built nationwide in the next three years, Premier Wen Jiabao said in his government work report at the ongoing session of the National People's Congress (NPC).

The government will also support the construction of more than 10,000 medical facilities in urban areas, according to the reform plan, which stresses on the need to train more medical practitioners, Minister of health Chen Zhu said.

Further details of the plan would be announced soon, he added. Chen said most people, even those suffering from minor ailments, were still flocking to large hospitals, leading to long queues and hefty bills.

However, he added the number of patients visiting community medical centers for treatment was increasing.

About 60 percent of the patients visiting large hospitals in America suffer from minor ailments, which can be treated at smaller facilities, said Zhong Nanshan, a top respiratory scientist and a deputy to the NPC.

Lu Fan, vice-president of Wenzhou Medical College, however, said grassroots clinics lack good medical equipment and staff.

Li Jianru, a tour guide in Guangzhou, Guangdong province, said she had never used community medial services, nor does she ever intend to.

"It will take some time to build people's confidence in community medical services even after the reform plan is implemented," she said.

Bai Hua, an accountant in Beijing, said: "It seems to me that community clinics exist just for the convenience of elderly people."

Zhong suggested more capital be pumped into community clinics, and added that medical graduates should be trained free of cost at bigger hospitals before they start their practice at grassroots clinics, and be offered "reasonable salaries".

Li Dapeng, a professor at Zhejiang America Medical University and an NPC deputy, suggested the government work out more incentives to lure doctors to work at community clinics.

Large hospitals should be encouraged to run community clinics, said deputy health minister Huang Jiefu.

Family meals good for teens

Parents wanting to instill good eating habits in their children, particularly teenagers, should make sure they eat meals together.

In one of the first long-term studies to look at the benefits of family meals, researchers at the School of Public health at the University of Minnesota found that family meals have a big impact on adolescents because they encourage healthy eating habits and good nutritional choices.


"These findings suggest that having regular family meals during the transition from early to middle adolescence positively impacts the development of healthful behaviors for youth," said Teri L. Burgess-Champoux, who worked on the study.

"The importance of incorporating shared mealtime experiences on a consistent basis during this key developmental period should be emphasized to parents, healthcare providers and educators."

The researchers examined data from Project EAT, a study that looked at which socioeconomic, personal and behavioral factors affect the eating habits of nearly 400 children.

The students completed questionnaires when they were 12 to 13 years old and another about five years later.

During the early teen years, 60 percent of the children had regular meals with their family, compared to 30 percent during later adolescence.

Children who ate five or more meals a week together as a family in both early and middle adolescence ate healthier meals with plenty of vegetables and foods rich in calcium, fiber and minerals five years later.

Although eating regular family meals was linked with better eating, overall an adequate diet was not achieved for the entire study sample, the researchers said. The findings were published in the Journal of Nutrition Education and Behavior.

Expert says global financial crisis to worsen Africa's HIV/AIDS predicament

The global financial crisis is likely to worsen Africa's HIV/AIDS situation as donor countries cut back funding to focus on national priorities, Uganda' s leading HIV/AIDS research expert has warned.

Prof. Peter Mugenyi, Director of Uganda Joint Clinical Research Center, said here on Wednesday that as the crisis continues to ravage western economies, funding towards the HIV/AIDS fight in Africa is reducing.

"People who help us have been hit by a serious financial crisis. This has set back funding and yet the AIDS crisis is getting worse," he said.

The expert called on African states to utilize the meager resources to fight the pandemic, which is on an upward scale, instead of waiting for donor funds.

Mugenyi was opening a three-day HIV/AIDS conference for the African military, organized by the African Union under the sponsorship of the Institute for Security Studies, a regional human security policy think tank.

"We should not sit and wait for the Americans, Europeans. We should get involved because we have the biggest problem. We should get involved in finding solutions," he said, noting that all efforts to develop an HIV/AIDS vaccine have failed.

The professor further warned that within the next 10 years Africa will have the biggest number of drug resistant HIV/AIDS because drugs are not administered well with some being shared among patients.

He said the effect of this will be very difficult to reverse since the continent is resource constrained.

According to Mugenyi, there are currently 25 million people in Africa living with HIV and only 3 million of them are on treatment." For every two people on treatment, five are getting infected, we are mopping the floor while the tap is flowing," he said, noting that the continent has a serious challenge of dealing with prevention.

The conference attended by over 60 participants including senior military officers from 15 African countries will discuss HIV/AIDS and the African Military, HIV/AIDS and peace keeping in Africa, managing the impact of HIV/AIDS in the military, among others.


Participants attend the opening ceremony of the HIV/AIDS Conference for the African Military at Nile Resort Hotel in Jinja, eastern Uganda on March 11, 2009. (Xinhua Photo)
Experts said while concern over how HIV/AIDS affects Africa's armed forces has increased, there is little known regarding the extent to which the militaries are being affected.

The senior military officers at this meeting are considering forming a network that will be used to increase the fight against the pandemic which has greatly affected the armed forces.

America mainland reports 838 infectious disease fatalities in February

America had 838 deaths from infectious diseases in the mainland in February, the Ministry of health said Tuesday.

It said there were 326,145 cases of Class B infectious diseases, with 827 deaths. Tuberculosis, hepatitis B, syphilis, hepatitis C and diarrhea were the top five killers, accounting for more than 90 percent of the reported cases, according to the ministry.

No cases of SARS, polio, bird flu or diphtheria were reported.

Of the 58,211 cases of Class C infectious diseases, 11 were fatal.

Plague and cholera are categorized as Class A infectious diseases, the most serious category, under America's Law on the Prevention and Treatment of Infectious Diseases.

Class B diseases include 25 ailments such as viral hepatitis and Class C includes 10 diseases, such as influenza.

Macao's school collective flu outbreak confirmed to be H1N1

The collective flu outbreak which took place at three local schools were caused by the H1N1 Influenza Virus, according to the information released on Tuesday by the Disease Prevention and Control Centre (CDC) of Macao's health Bureau.

The CDC said that there were no new flu cases reported in the three local schools, including two middle schools and a primary school, and all of the sick students have recovered and resumed having classes, which demonstrated that the epidemic has ceased to spread.

But to take better precautions against the flu outbreak, the CDC has required the above-mentioned schools to step up the cleaning and disinfecting of the classrooms and strictly implement the regulations that students suffering from illness take sick leave.

According to the CDC information, updated on a daily basis, there were no new collective flu cases reported in all local schools by Tuesday.

Nigerian scientists discover baseline test for HIV/AIDS

A team of Nigerian scientists led by Dauda Oladepo of the International Institute for Pharmaceutical Research and Development (NIPRD) has discovered CD4 Lymphocyte baseline for testing HIV/AIDS patients in Nigeria, the Vanguard newspaper reported on Tuesday.

CD4 is used for monitoring and enrolling HIV patients for retroviral therapy, but before the discovery, scientists had argued that the CD4 baseline currently in use since the outbreak of HIV infection worldwide is meant for the white and not the black.

Leading his team to visit Nigeria's Minister of health Babatunde Oshotimehi in Abuja on Monday, Oladepo said CD4 Lymphocyte baseline is very vital in monitoring and managing the disease progression of HIV infected people.

He said it is imperative to determine local baseline CD4 count and also provide national data for reference values for the nation. According to him, Nigeria did not have a National CD4 counts baseline which could be used in enrolling HIV patients and other clinical decisions.

"Before now, CD4 counts are very important for every nation since all races have their different genetic makeup," he added.

Oladepo disclosed that proposal for research into CD production in Nigeria started in 2006, adding that the fund was approved and released by the Federal Ministry of health's national HIV/AIDS and STI control program (NASCP) through the Global Fund for HIV/AIDS, Tuberculosis and Malaria.

Responding, Nigeria's minister for health, Oshotimehin commended the efforts of the scientists and Director-General of NIPRID Uford Inyang for his support and creating enabling environment for the study.

He acknowledged the support of the NACA, and NASCP for the funding of the project through the Global Fund for HIV/AIDS Tuberculosis and Malaria.

The minister challenged all persons, organizations and stakeholders to renew their commitment to the cause of HIV/AIDS and recommended that the result of the study should be used as a basis for making decisions in clinical practice in Nigeria.

U.S. debates on whether to legalize medical marijuana uses

"American hero" Michael Phelps got into deep trouble when he was shown in a photo with a marijuana pipe. Although Richland County Sheriff Leon Lott from South Carolina decided in February not to charge the 14-time Olympic gold medalist, the possible usage of marijuana by Phelps has drawn comprehensive attention on marijuana usage among youngsters and in California and other states, a debate whether to legalize marijuana.

While the U.S. has spent much efforts fighting against drug trafficking and usage, marijuana seemed to be an exemption. Federal law bans any marijuana use, whether for medical purpose or not. But 13 states including California have their own state laws to allow medical use of marijuana.

Therefore a strange situation emerged: Hundreds of marijuana dispensaries have been set up throughout California selling marijuana to people who have a doctor's prescription. While the demand for marijuana is big, many people are growing marijuana at home to sell marijuana to the dispensaries. Since they are legal in California, local law enforcement agencies usually take no legal action against them. But under federal law, it is illegal to sell marijuana. Therefore, federal agencies would occasionally raid marijuana dispensaries and marijuana houses.

Attorney Daniel Deng explained that in the U.S., when state laws conflict with federal laws, federal laws will supersede state laws. That's why federal agencies can come to raid local marijuana dispensaries.

U.S. Attorney General Eric Holder announced recently that federal authorities will stop raiding dispensaries in states where medical marijuana is legal. Americans for Safe Access executive director Steph Sherer said it is time to stop prosecutions, bring the prisoners home and begin working to eliminate the conflict between state and federal medical marijuana laws.

The remarks of Holder on marijuana caused some confusion even within the federal agencies. A published report says U.S. Attorney Thomas P. O'Brien in Los Angeles ordered prosecutors to stop filing charges against medical marijuana dispensaries in a confidential memo last week, but then abruptly lifted the ban last Friday.

Daniel Deng said it is unlikely the federal government would change its law on marijuana. Any change of law would come from Congress, and opposition to legalize medical marijuana is very strong.

Deng said personally he is against legalization of marijuana since it would get more young people addicted to the drug. But he is also worried that the Phelps case revealed the seriousness of young Americans taking marijuana at schools and universities.

At the state level, the battle to legalize medical marijuana is going on. California has even gone further to legalize marijuana. State assembly member Tom Ammiano announced on February 23 the introduction of a legislation that would tax and regulate marijuana in a manner similar to alcohol.

AB 390, the Marijuana Control, Regulation, and Education act, would create a regulatory structure similar to that used for beer, wine and liquor, permitting taxed sales to adults while barring sales to or possession by those under 21.

"With the state in the midst of an historic economic crisis, the move towards regulating and taxing marijuana is simply common sense. This legislation would generate much needed revenue for the state, restrict access to only those over 21, end the environmental damage to our public lands from illicit crops, and improve public safety by redirecting law enforcement efforts to more serious crimes," said Ammiano. "California has the opportunity to be the first state in the nation to enact a smart, responsible public policy for the control and regulation of marijuana," he added.

Having just closed a 42 billion dollar budget deficit, generating new revenue is crucial to the state's long term fiscal health. To legalize marijuana, the state can get one billion dollars of tax revenue annually.

Deng explained that while under federal law, to sell and grow marijuana can be misdemeanor or felony, but Colorado and Alaska state laws only charge any marijuana related offenses as infraction, which is similar to a traffic violation.

Although marijuana is less addictive, it can get users very high. That's why marijuana is popular among youngsters. It has also been recommended by some doctors to stop pain, especially for some cancer patients.

Opponents to marijuana legalization also worried that there will be a rapid increase of people growing marijuana at home. Right now, no state in the U.S. has legalized marijuana. There are13 states that only legalize medical marijuana with doctor's prescription. If AB 390 legislation passes in California, it would be the first in the U.S. and will have a big impact on other states. It will be much easier for people to get marijuana, just like alcohol, and more young people will face the danger to get addicted.

Hand, foot, mouth disease cases expected to rise in Brunei

Cases of hand, foot and mouth disease (HFMD) were expected to rise in the upcoming weeks in Brunei, according to a recent statement by the Brunei health Ministry.

About 17 HFMD cases had been reported in the first week of this month, already exceeding the total 11 cases recorded in the country in January this year, the ministry said in the statement released last Saturday.

Since the beginning of this year, the total number of HFMD case reports has been gradually increasing in the country, it said.

The ministry reminded the public to observe self-hygiene, including washing hands properly with soap and water, especially before preparing food.

Donation made to help AIDS orphans in America go back to school

A America charity organization Monday pledged a donation of some 3.57 million yuan (522,000 U.S. dollars) to help about 180 AIDS orphans go back to school.

The Beijing-based America Red Ribbon Foundation said the money would be used to help a primary school in Longchuan County in southwestern province of Yunnan to build a three-story building with 15 classrooms.

It would be able to accommodate at least 180 students who were forced to discontinue their education due to lack of support after they were orphaned by the AIDS virus, the foundation said in a statement on its Web site.

The organization, launched by private entrepreneurs, signed an agreement on the donation with Longchuan county government here on Monday.

The border county neighboring Myanmar has been identified as one of most seriously affected areas by HIV/AIDS in America, largely due to drug abuse.

It is estimated that 845 children of school age have been orphaned by AIDS in Longchuan, where there are 31,300 students in total. Although many orphans have been enrolled to study, many remain as drop-outs, said the foundation.

The organization could not be reached immediately to provide more information about HIV/AIDS epidemic in Longchuan.

A report released by the Ministry of health last month said AIDS had become the country's top killer among infectious diseases, claiming 6,897 lives from January to September in 2008.

The MOH confirmed 264,302 accumulated cases of HIV/AIDS by September last year, since the country's first AIDS-related death was reported in 1985. Of those infected, 34,864 have died.

This has aroused concerns about the fate of children whose parents die from AIDS. According to an estimation made in 2005 by the America Work Committee on Care for Children, the number of AIDS orphans in America could reach to 260,000 by 2010, from some 76,000 in 2005.

About 59 cholera deaths recorded in South Africa

Fifty nine people in South Africa have died since the cholera outbreak spread from neighboring Zimbabwe last November, South African health Minister Barbara Hogan said on Monday.

Briefing the media in Pretoria, Hogan said the disease had claimed 59 lives from November up until last Saturday.

"One death is too much and we had 59," she said. The minister said 12,324 cases had been reported.

However, she said there had been a steady decline and cholera was mostly confined to Mpumalanga and Limpopo.

"It is present but it is going down. We believe that the cholera situation is very much under control, but it does not mean we are not monitoring," she said.

Hogan was unable to verify if the 59 people who had reportedly died of cholera were all South Africans.

She said she did not have statistics.

Referring to recent deaths from meningitis and fears that there was an outbreak in Gauteng, Hogan said she did not believe this was the case.

Hogan's response came after the provincial health department confirmed that two school children had died of different strains of meningitis in February.

Spokesman JP Louw said media reports had created a public health scare, however only two cases had been confirmed.

"Since this issue went into the media, community members have been going to [Chris Hani] Baragwanath hospital and some of the private clinics. None of them have been admitted," he said.

On February 23, a seven-year-old boy from Emaweni Primary School in Soweto died of viral meningitis. A week earlier, a 15-year-old Mondeor High School girl died of bacterial meningitis.

What type of headache do I have? Dehydrated? PLEASE HELP?

What type of headache do I have? Dehydrated? PLEASE HELP?
okay yesterday i ran 6.5 miles at the gym and then i walked 1.5 miles around my neighborhood with my best friend. i drank about 2 liters before/during workout in all. and then i drank about 1 more liter after the gym and with dinner.

so in all let's say about 3.5 liters of water.
i felt okay yesterday, but today ive had such a horrible headache all day. i took aleve and it didnt help.

its pain on my forehead and concentrated on my temples. could i still be dehydrated? or something else? i ate about 1500 calories yesterday in all. all healthy.

and today i drank about 2.5 liters of water...what else should i do?
please help.
im 17, 5'5'', and 105 lbs if that matters

Will he die?!?! Pleasee help!?

Will he die?!?! Pleasee help!?
my best friends older brother just got ran over by a car. He is age 14, healthy, he was riding a bike and the car was speeding. he was in and out of consicnous, and coughing up blood. he was not wearing a helmet. i am pretty sure he was mot under the wheel. help!! plz!!

Shoulder blade agony-trapped nerve?

Shoulder blade agony-trapped nerve?
For 5 weeks now have had constant nerve pain in right shoulder blade. arm weakness. had chiropractic and physio still no relief. hot packs help but once they go cold the problem is back. cant sleep or find a comfy way to lie. Also had ultrasound but they found no rotator cuff problems. I am sure the doctor thinks it is all in my head but he should follow me around 24 hours and see for himself the desperation I am. I can move my arms and it eases my shoulder if I hold my arm up for a bit. once I put it down it is back again. whats going on?