Adult stem cells are more useful than originally thought, but what does this discovery mean for the heated debate over embryonic stem cell research?

Researchers are looking for a way to help teenage drivers learn how to avoid problems caused by fatigue and distraction on the road.

In an attempt to avoid mistakes of the past, flu vaccine makers are shipping out their product, made up of three new flu strains, months earlier than usual.

As the childhood obesity epidemic continues to broaden across the world, health advocates and policy-makers are turning to schools in an effort to combat the problem.

Cholesterol-lowering statin drugs do not increase cancer risk, says Tufts University's Richard Karas, MD, who last year warned of a possible risk.

A variant gene causes more than 60% of cases of a serious side effect of cholesterol-lowering statin drugs -- muscle pain and weakness.

The vaccine against human papillomavirus (HPV), the sexually transmitted virus that causes cervical cancer, will be most cost-effective in the U.S. with universal vaccination of 12-year-old girls and catch-up efforts to vaccinate girls and women ages 13 to 21, researchers say.

Dogs can smell skin cancer, and so might an "electronic nose." Monell Chemical Senses researchers say the device can sniff out skin cancer by its "odor profile."