The American Red Cross website says O negative is the most common blood type used for transfusions when a patient's blood ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The announcement of the new blood type has been the cause of much excitement in medical circles.

In a groundbreaking discovery, scientists have identified a new blood type that is so rare it exists in only one person on Earth. The blood type, called “Gwada negative,” was found by researchers at ...

A rare new blood type has been discovered, so "step aside A, B and O – there's a new player in town", said Gizmodo. So far, the "Gwada negative" blood type has been identified only in one person: a ...