Despite widespread misconceptions, eating disorders aren’t a choice, they’re serious, potentially life-threatening conditions. While social and environmental factors do influence someone’s risk of ...

Gene abnormalities may make some people more susceptible to myocarditis, a rare type of heart inflammation that can affect young people and athletes, a large new study shows. The findings, published ...

Scientists say that 55 percent of differences in human lifespan are due to genetic makeup, much more than previously believed ...

A new study of German twins suggests that the strong connection between a young adult's cognitive ability and their future ...

Whether babies take their first steps at nine or 15 months depends on a lot of factors – including their genes, a new study has found. New parents wait with bated breath for their babies to begin ...

Having good genes might be a shortcut to a nice physique—but they're not everything. Here's what you need to know.

A new study suggests that certain genetic differences, passed down from ancient human ancestors, and exposure to common present-day chemicals could explain why some women are more likely to develop ...

Snakes have lost the gene that encodes ghrelin, a hormone that helps regulate hunger in many vertebrates, according to a new study.