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If mom can't nudge kids to eat veggies, Maybe Disney teen stars will be more effective. Increasingly, companies are marketing healthy food to kids. Turns out, it's good for their bottom line, too.

As the number of people over 100 grows, new research shows they're less likely to die from cancer or dementia than 80- to 99-year-olds.

After caring for Ebola patients for several months in West Africa, Dr. Kent Brantly noticed last week that he had symptoms. The 33-year-old immediately put himself into a Liberian isolation ward.

Mummies from Ancient Egypt, Peru and the U.S. all show signs of hardened arteries. But why? Researchers say bad hygiene, open hearths and maybe some deeply ingrained genetic factors were to blame.

Strokes come in two varieties, and drugs that treat one type can be deadly for the other. An experimental device could help get the right treatment to patients while they're still in ambulances.

You and your friends may have more than music and movies in common. Friends typically have more genetic similarities than strangers, researchers say. That may have evolutionary advantages.

Studies show the caffeine in just a few cups of coffee enhances performance in a wide range of sports. But more isn't better, and concentrated caffeine can be lethal.

Los Algodones is tiny, but with help from the Internet, the Mexican border town has become a virtual dental factory, drawing patients from across the U.S. and Canada.

Pro athletes and duffers alike are trying injections of platelet-rich plasma to treat chronic injuries like tennis elbow. But despite thousands of studies, it's not clear that the treatment works.

After the overwhelming amount of pessimism and unhappiness among doctors was revealed in the 2012 Physician’s Foundation’s “Survey of American…