If you've ever searched the internet for the rarest blood type, you may have come up with more questions than answers. The short answer: AB negative is the rarest of the eight main blood types.

Get all the news you need in your inbox each morning. Based on statistics, the rarest blood type is AB negative. According to the American Red Cross, AB negative blood type occurs in "1% of ...

Human populations that left Africa evolved quickly whereas Neanderthals stayed the same, according to an analysis of blood ...

If you don't know your blood type, you're not alone. However it is important medical information to know, and here's how you can find it. Macy Meyer is a North Carolina native who graduated from ...