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 ...

Modern DNA kits make it easy to learn where your ancestors came from—just order a test, swab your cheek, and mail it to a lab ...

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 ...