Short walks and some strength training each week made a difference for obese women, researchers say

When full-contact practices were limited, blows to the head dropped, study found

Also, many aren't child-resistant, which poses a risk to youngsters

Money raised during the online campaign helped scientists spot gene linked to deadly nerve disease

Regions that undergo greatest change also where schizophrenia, depression genes are most strongly expressed

Those with this pattern were more likely to live past 90, study suggests

Increases in fitness levels were associated with greater longevity

Dolly's Cloned Heirs Aging Normally: Study First U.S. Double Hand Transplant Patient Wishes He Could Have Hands Removed

Here's how

Researchers found it boosted cellular aging by an average of 6 percent