23andMe's DNA mapping service will tell you about your genetic ancestry, identify…

23andMe's DNA mapping service will tell you about your genetic ancestry, identify genetic traits, and inform you about your carrier status for various health risks. I'm a data nerd, so I went crazy for it. It's an incredible way to learn about who you are and take control of your health information.
Genetic Testing for Health, Disease & Ancestry; DNA Test – 23andMe
23andMe provides genetic testing for over 100 traits and diseases as well as DNA ancestry. Our mission is to be the world’s trusted source of personal genetic information.