It's a common question: Why do some people have an easier time losing weight or building muscle than you do? Sure, unhealthy habits are likely partly to blame, but what about your genes? Dr. Dan ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. DNA tests can tell people where in the world their ancestors came from, and if they're at risk of ...

I was one of the first to spit into a test tube, giving up my DNA forever to learn more about my health and heredity. You know, the ones that promise to connect you with distant relatives you didn’t ...

Americans with European heritage have long been able to pinpoint their ancestry through DNA testing, but it's only in recent years that those with African heritage have been able to trace their ...

A new portable DNA test can identify dozens of shark and ray species in only two hours, giving frontline officers a powerful tool to stop illegal wildlife trade before it slips through global borders.