Blood transfusions in a lab. We take a look at Rh-null blood, better known as "golden blood," a rare blood type that fewer than 50 people in the world have. If your blood type is O negative, you’re ...

When it comes to blood types, you may know A, AB, B, and O—but those larger groups actually contain millions of different varieties. That's because the surface of our blood cells are coated with ...

Only one in every six million people have the Rh null blood type. Now researchers are trying to grow it in the laboratory in the hope it could save lives. Blood transfusions have transformed modern ...

Blood transfusions are a cornerstone of modern medicine, saving lives during surgeries and emergencies. But for people with extremely rare blood types, finding a compatible donor can be a matter of ...

The type of blood you have circulating around your body is classified based on the presence or absence of specific markers on the surface of your red blood cells. These markers, known as antigens, ...

Medically reviewed by Amelia MacIntyre, DO There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative.Knowing your blood type is important for safe blood ...