Oklahoma health officials said Friday they are searching for the source of a rare form of E. coli that has killed one person and sickened 115 others in the northeastern part of the state.

Sure, you know walking is good exercise. But here's some?thing you might not realize: You can give your waistline (and other body parts) a serious trimming by tweaking that walk around the block. By ddding bounding, jumping, and skipping moves you can pump up the intensity and burn more calories

The Centers for Disease Control and Prevention said Thursday that the salmonella outbreak that sickened about1,400 people across the country appears to be over.

New York City's rate of HIV infection is about three times the national rate, according to estimates released Wednesday by the New York City Department of Health and Mental Hygiene.

A nagging injury almost kept 41-year-old Dara Torres from competing in her fifth Olympics in Beijing, China. Instead she swam through the pain to capture three silver medals.