Physically active people have cells that look younger on a molecular level than those of couch potatoes, according to new research that offers a fundamental new clue into how exercise may help stave off aging. ...more

January 29, 2008

Ian Smith's 50 Million Pound Challenge aims to attack the group most affected by the rising tide of obesity: blacks. ...more

January 17, 2008

Researchers in the Netherlands have developed a drug that eventually may be used to treat children with a severe and fatal type of muscular dystrophy. ...more

December 30, 2007

Dietary supplements marketed to provide male sexual enhancement contain undeclared erectile dysfunction drugs, putting users at risk, the Food and Drug Administration warned Friday. ...more

December 29, 2007

Americans may be too fat, but at least their cholesterol is low. For the first time in nearly 50 years, the average cholesterol level for U.S. adults is in the ideal range, the government reported Wednesday. ...more

December 13, 2007

Eleven-year-old Rikka Pinckney stopped breathing one night in June 2006 while lying on a bare mattress in her foster mother's Town 'N Country mobile home. ...more

December 13, 2007

Thousands of patients are facing delays in crucial medical tests because of a shortage of a radioactive substance used in those examinations - all because of the shutdown of one nuclear reactor in Canada. ...more

December 8, 2007

Obesity rates in U.S. women seem to be staying level, and the rate in men may be hitting a plateau now, too, according to a new government report released Wednesday. ...more

November 29, 2007

While loosening your belt after Thanksgiving dinner, you may want to clip a pedometer to it. The reason: Wearing a step counter leads to weight loss and lower blood pressure, according to new research released this week. The researchers found that a pedometer is an unusually good motivator to get people to walk more. ...more

November 23, 2007

More bad news for soy. Researchers at Canada's McMaster University found that men who drank skim milk after a weight workout experienced a greater rate of muscle growth than those who consumed a soy beverage, even though both drinks contain the same amount of protein. ...more

November 1, 2007