It is always important to know what your blood type is and to inform your friends and family about your blood type. In the event that you need a blood transfusion this is crucial information which ...

Every two seconds, an American needs a blood transfusion. But blood transfusions aren’t as simple as taking one person’s blood and giving it to another. There are four different types, but type O ...

Different blood types are prevalent in different parts of the world. In the United States, AB-negative is the rarest blood type, while O-positive is the most common. Your blood type is based on ...

O-positive and O-negative blood supplies are critically low across Oklahoma. Here’s why hospitals rely on type O donors and how you can help. O-positive and O-negative blood supplies are critically ...

Bacteria found in the human gut could help save lives by transforming Type A blood into Type O blood. At a meeting of the American Chemical Society on Tuesday, Steve Withers of the University of ...