Blood 101: Importance of Blood Type O

Calling all blood Type O’ers of the world! This message is for you!

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via GIPHY

Type O negative is the universal red cell donor, while Type O positive is the most common blood type.

Have you ever wondered why Type O is called the universal donor? It’s because Type O blood can be given to a person with any other type of blood! Yep, types O, A, B and AB can all receive Type O blood.