A large study of gay brothers adds to evidence that genes influence men’s chances of being homosexual, but the results aren’t strong enough to prove it.
It’s the question we all want answered — What is the “perfect” amount of sleep? Researchers in Finland analyzed sleep data from nearly 4,000 men and women.
According to a new study out of the University of Chicago, a fading sense of smell in older Americans may be the biggest predictor of impending death.
Researchers from the University of Cambridge in England found butter and other fats like it may not be as bad for us as once thought, and may even have some health benefits.
A recent autism study found that pregnant women who lived near farms where pesticides were used had a two-thirds higher risk of having children with autism.
The family of former NFL star Junior Seau will donate his brain for research into repetitive head injuries.
Ancestry.com Inc. says it will acquire rival family history website Archives.com for about $100 million in cash and assumed liabilities.
New research shows a daily intake of low doses of aspirin can cut the risk of many kinds of cancer.