Health & Medicine
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Health & MedicineDiet Tip—Close Your Eyes
How many times has your resolve to eat prudently been sabotaged by the sight of a buffet table, Mom’s Thanksgiving specialties, or pastries on the dessert cart? Just because a plate is full of food doesn’t mean one has to finish it all. For many of us, new data show, listening to the way our […]
By Janet Raloff -
Health & MedicineRackets and Radicals: Noise may cause gene damage in heart
Exposure to loud, continuous sound can scatter free radicals within heart tissue and cause injury to cells' DNA even after the din subsides, new animal research suggests.
By Ben Harder -
Health & MedicineDietary Inflation
“Finish what’s on your plate!” Thus has a multitude of well-intentioned moms exhorted millions of children, in an attempt to ensure good nutrition. Unfortunately, dieticians now find, too many grownups still feel compelled to empty their plates–even when those plates contain substantially more calories than our bodies need. Add to that the fact that modern […]
By Janet Raloff -
Health & MedicineAs population ages, flu takes deadly turn
The annual U.S. toll of influenza has risen dramatically since the late 1970s, in part because of the advancing age of the population.
By Ben Harder -
Health & MedicineClot promoter cuts surgical bleeding
A clot-promoting protein known as recombinant activated factor VII might offer a new way to staunch demand for blood transfusions.
By Ben Harder -
Health & MedicineCurbing Cancer? Low-Fat Diet During Adolescence Cuts Hormones, Possibly Breast Cancer Risk
Cutting back on cheeseburgers and French fries could spare girls more than extra pounds. A low-fat diet also reduces young girls’ sex hormone concentrations, a new study finds. What’s more, researchers say, the adolescent drop in hormones that are known to spur breast cancer in adults might stave off the disease later in life. More […]
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Health & MedicineToo Much of a Good Thing: Excess vitamin A may hike bone-fracture rate
Dietary studies suggest that people who consume large amounts of vitamin A in foods or multivitamins are more likely to suffer hip fractures than are people who ingest modest amounts.
By Nathan Seppa -
Health & MedicineGetting the Bugs Out of Blood
Researchers are developing methods for inactivating all sorts of pathogens that could be found in blood, including West Nile virus, an emerging infection recently brought to the United States from Africa.
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Health & MedicineC-Minus—The Fallout of Parents’ Smoking
Children who live with smokers may need more oranges and other rich sources of vitamin C, a new study concludes. It finds that exposure to even a little secondhand smoke significantly depresses concentrations of this important vitamin. Oranges are usually the first food that most people think of when asked to name sources of vitamin […]
By Janet Raloff -
Health & MedicineBlood-Clot Surprise: Finding might explain a danger of Viagra
An amendment to the blood-clotting pathway might link Viagra to heart attacks in some users.
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Health & MedicineNifty Spittle: Compound in bat saliva may aid stroke patients
An anticlotting molecule in the saliva of vampire bats combats strokelike brain damage in mice.
By Nathan Seppa -
Health & MedicineHerbal Activity
The Alternative Medicine Foundation offers a searchable database that provides scientific and general information about the biochemical activity of a variety of herbs, from Achillea (Yarrow) to Ziziphus (Jujube). The entry for each herb includes warnings about dangers to human health and links to relevant abstracts in the scientific literature. Go to: http://www.herbmed.org
By Science News