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Learn about the characteristics, implications and diversity of B + blood type, the second most common blood type globally. Find out how B + blood type affects your health, compatibility, diet and cultural significance. B positive is an important blood type for treating people with sickle cell disorder and thalassaemia who need regular transfusions. These conditions affect South Asian and Black communities where B positive blood is more common. A person who is blood group A has the A antigen on their red cells, blood group B has the B antigen, blood group AB has both the A and the B antigen and blood group O has neither the A or the B antigen on the surface of their red cells. In addition to the ABO blood group , a person’s blood type is categorized as positive (+) or negative (-). Not all blood is alike. Learn about blood typing and the rarest and most common types of blood and how they can impact your blood donation.
