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During sleep, the brain locks in existing memories and can even form new ones. Scientists say they are starting to understand how that happens. A midnight snack may interfere.

The area of the brain that recognizes faces can use sound instead of sight. That recent discovery suggests facial recognition is so important to humans that it's part of our most basic wiring.

A study from the Centers for Disease Control and Prevention finds that 1 in 3 adults drinks excessively. That means eight or more drinks per week for women, and 15 or more drinks a week for men.

It may surprise you to learn that some processed foods made from GMOs — say, canola oil, for example — don't actually contain any genetically modified DNA or proteins.

Scientists launched a large trial Monday to test two vaccines. But testing Ebola drugs in West Africa is proving more difficult than expected because the disease is disappearing rapidly.

Though much of the emphasis in this measles outbreak has been on children, most of the people getting sick are adults. That has more than a few grown-ups wondering if they're vulnerable.

A review of the medical evidence finds that therapy can break the cycle of chronic sleeplessness by addressing the anxieties that cause many people to stay awake.

DURHAM, N.C. – Women over the age of 70 who have certain early-stage breast cancers overwhelmingly receive radiation therapy despite published evidence…

Bariatric surgery works for severely obese patients because it shrinks the size of the stomach. But years later, the stomach starts to expand and some patients regain the weight they lost.

AntionetteSalifou is a school bus driver in Indianapolis. She recently went to a dentist because of a pain in her mouth. She was told she needed a root…