Genetic testing can help determine whether heart surgery patients benefit from the popular anti-platelet drug clopidogrel, which has been effective for some but carries major risks, a study published Tuesday said.

Scientists in the United States said on Sunday they had found a gene that appears to play a key role in the onset of depression, a finding that could unlock new avenues for drug engineers.

Thousands of people are putting their health and life savings at risk to travel to private clinics around the world for unproven and potentially dangerous stem cell treatments, British experts said on Tuesday.

Physical exercise can reduce a genetic predisposition to obesity by an average of 40 percent, a new study showed Tuesday.

Want to find out what diseases await you in the future, your chances of developing Alzheimer's? Or whether you will pass something on to your child? Then a trip to the pharmacy may reveal all.

U.S. and European researchers have identified two new genes that may play a role in the development of Alzheimer's disease and could help unravel new treatments, a study published Tuesday said.

British scientists have found five common genetic factors linked to the risk of developing breast cancer, giving researchers a better understanding of its causes and clues for developing more treatments.

A California college professor who sequenced his own genome has had it analyzed — and discovered he has a high risk of dropping dead of a sudden heart attack, as well as a high prostate cancer risk.

Can't lose weight on a low-fat diet? Maybe you need to cut carbs instead, and a new genetic test may point the way, maker Interleukin Genetics Inc recently reported.

In a surprise result that can help in the understanding of both aging and cancer, researchers working with an engineered type of stem cell said they reversed the aging process in a rare genetic disease.