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Understanding different blood types: A, B, AB, and O

There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is ...
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One blood type has lowest risk of heart attacks and blood clots

Knowing your blood type can be beneficial for a number of reasons, including receiving the best transfusion for you, but it can also help you to protect your health. If you don't know what type you ...