Most major blood groups were identified early in the 20th century. Many discovered since, like the Er system first described ...

This article was originally featured on The Conversation. Your blood serves numerous roles to maintain your health. To carry out these functions, blood contains a multitude of components, including ...

After half a century of puzzling over a handful of unexplained transfusion reactions, researchers have finally traced the problem to something hiding in plain sight: an entirely new blood group system ...

Knowing your blood type is crucial medical information, but unless you've given blood before you might not be sure what yours is. I realized this when I was asked for mine while filling out paperwork ...

A major retrospective study shows that people with blood group A face a higher likelihood of autoimmune liver disease, especially primary biliary cholangitis, while those with blood group B appear ...

A potential blood test can distinguish ME/chronic fatigue syndrome with great accuracy, after years of medical uncertainty.