Most people don’t spare a thought for their blood type unless they’re in need of a transfusion — but could yours hold secrets ...

Scientists in Thailand have identified a remarkably rare hybrid blood type, B(A), found in only three individuals out of hundreds of thousands tested. This discovery challenges traditional blood ...

Blood types are a classification of blood based on the antigens present in red blood cells. In the United States, O-positive is the most common blood type, and AB-negative is the rarest. A blood ...