Low-fat diets might be fine for adults, but at least one small study suggests grown-ups using that approach for their families could be depriving young children of vitamins.

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A study finds that runners who drink too much water during periods of heavy exertion can be dangerous and even fatal. Melissa Block talks with David S. Greenes, Harvard professor and co-author of “Hyponatremia Among Runners in the Boston Marathon,” which appears in the current issue of the New England Journal of Medicine.

Listen (NPR’s All Things Considered)

Fast-growing China is facing an obesity epidemic with about 18 million people obese and 137 million overweight, researchers said on Friday.

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Shining a combination of ultraviolet (UV) A and B and visible light into the nasal cavities suppresses the itchiness and runny nose caused by allergic rhinitis, according to European researchers.

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Women who smoke when pregnant may be planting an asthma time-bomb – it seems the toxic effects of smoking can pass down the generations

[Read][ReadMe] (New Scientist)

[ReadMe]: http://www.newscientist.com/article.ns?id=dn7252&feedId=online-news_rss20

Potassium citrate has similar blood pressure-lowering effects as the best-studied potassium compound, potassium chloride, according to a UK study

[Read][ReadMe] (Reuters)

[ReadMe]: http://www.reuters.com/newsArticle.jhtml?type=healthNews&storyID=8159047&src=rss/healthNews

Fifty years ago after the development of a polio vaccine, the World Health Organization is still trying to eradicate the disease. But there are doubts that mass immunization campaigns are the most effective approach. In the second story in a series marking the polio vaccine anniversary, a look at why some polio immunization programs fail.

[Read][ReadMe] (NPR’s Morning Edition)

[ReadMe]: http://www.npr.org/templates/story/story.php?storyId=4598151&sourceCode=RSS

The results of a study related to Alzheimer’s suggest there is a new way to halt or even reverse the disease. The experimental treatment uses antibodies to attack a protein thought to destroy brain cells. Scientists say the results are highly preliminary but promising.

[Read][ReadMe] (NPR’s Morning Edition)

[ReadMe]: http://www.npr.org/templates/story/story.php?storyId=4598136&sourceCode=RSS

The killer “Asian” flu virus, sent to laboratories around the world as part of routine test kits, could trigger a pandemic if it escapes, but the chances of that are low, the World Health Organization said on Wednesday.

[Read][ReadMe] (Reuters)

[ReadMe]: http://www.reuters.com/newsArticle.jhtml?type=healthNews&storyID=8168448&src=rss/healthNews

Fishing communities are up to 10 times more vulnerable to HIV/Aids than the rest of the population, a study says.

[Read][ReadMe] (BBC News)

[ReadMe]: http://news.bbc.co.uk/go/rss/-/2/hi/health/4368217.stm

While sports and energy drinks help athletes re-hydrate after a long workout, if consumed on a regular basis they can damage teeth. These beverages may cause irreversible damage to dental enamel, potentially resulting in severe tooth decay according to a study reported in the January/February issue of General Dentistry, the Academy of General Dentistry’s clinical, peer-reviewed journal.

[Read][ReadMe] (ScienceDaily)

[ReadMe]: http://www.sciencedaily.com/releases/2005/03/050323001206.htm

New research by University of Warwick researcher Nick Powdthavee reveals that a married man or woman is significantly more satisfied with their life when their partner is satisfied with life. But he has also found almost no evidence of the same affect among couples that prefer cohabitation to marriage.

[Read][ReadMe] (ScienceDaily)

[ReadMe]: http://www.sciencedaily.com/releases/2005/03/050322134016.htm

New results from a nationwide study on factors that affect asthma in inner-city children show that cockroach allergen appears to worsen asthma symptoms more than either dust mite or pet allergens. This research, funded by the National Institute of Environmental Health Sciences (NIEHS) and the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health, is the first large-scale study to show marked geographic differences in allergen exposure and sensitivity in inner-city children.

[Read][ReadMe] (ScienceDaily)

[ReadMe]: http://www.sciencedaily.com/releases/2005/03/050321085558.htm

Tests on motorway toll booth operators suggest breathing in traffic fumes can cause DNA damage.

[Read][ReadMe] (BBC News)

[ReadMe]: http://news.bbc.co.uk/go/rss/-/2/hi/health/4368093.stm