Experts unsure exactly why, but better prevention and after-stroke care may be factors

Better focus and stability noted in families seen by nurses and other trained caregivers, study finds

Preliminary results suggest effects are safe, reversible

Researchers say your voice may help listeners determine your height

Researchers say period from infection to disease takes about 5 years

Dutch study found substantial drops in anxiety, depression and disability over 2 decades

But researchers say more study on the causes of the disorder is needed

Obama Announces $100 Million HIV Research Program First Human Case of H7N9 Bird Flu Reported in Hong Kong 4th Meningitis Case Confirmed at California University U.S. Bishops Face Lawsuit Over Catholic Hospitals' Abortion Policies

Alcohol contributing to ER visits from hallucinogen, federal officials say

Breast tissue that developed cancer tended to undergo more varied density changes over time, research shows