The urge to scarf is more than a hunger cue gone wild. It's a window into your nutritional needs and your personality.

The pandemic of swine flu may be hitting a peak across much of the globe, health officials said on Friday, but they cautioned it was far from over.

The dispute among Democrats foretells of a rowdy floor debate next month on legislation that would extend health care coverage to roughly 31 million Americans.

Marines treated for post-traumatic stress had to undergo therapy for months in temporary trailers where they could hear live-fire training, according to servicemen and their former psychiatrist.

A Pennsylvania university's requirement that overweight students take a fitness course to graduate has raised the hackles of students and the eyebrows of health and legal experts.

Most women in their 20s can have a Pap smear every two years instead of annually, say new guidelines that conclude that's enough to catch slow-growing cervical cancer.

Starting next year an extra 6.3 million children worldwide will have the chance to feel that pinch and get vaccinated against some of the world's deadliest illnesses.

Norwegian health authorities said Friday they have discovered a potentially significant mutation in the H1N1 influenza strain that could be responsible for causing the severest symptoms among those infected.

Several doctors groups and advocacy groups set guidelines for cancer screening, and they update that advice periodically as new information emerges.

Morticians who use formaldehyde to embalm bodies have a higher risk of leukemia, researchers reported on Friday.