A DNA test could help match patients with psychiatric medications, potentially reducing the long and frustrating trial-and-error process.

Scientists only mapped the human genome 16 years ago, but today you can get a basic test of your genetic code from Walgreens.

Recently, my dad discovered a family secret: In the 1960s, one of his first cousins, now deceased, fathered a previously unknown child with a woman who placed the baby for adoption. The records were ...

When we first wrote this article, it compared 23andMe and Ancestry. Since then, 23andMe has experienced a data breach, a subsequent lawsuit, board members' resignations and layoffs amidst financial ...

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 ...