


Group A has the A antigen and B antibody. Doctors call this the ABO Blood Group System. The four major blood groups are based on whether or not you have two specific antigens - A and B. O negative: Someone with this rare blood type (6.6%) can give blood to anyone with any blood type. Someone with this can give blood to anyone with a positive blood type. O positive: This is one of the most common blood types (37.4%). Someone with this blood type is known as a “universal plasma donor,” because anyone can receive this type of plasma. They’re known as universal recipients.ĪB negative: This is the rarest blood type - only 0.6% of the U.S. population) can give blood to anyone with A or AB blood type.ī positive: Someone with this rare type (8.5%) can give blood only to people who are B positive or AB positive.ī negative: Someone with this very rare type (1.5%) can give blood to anyone with B or AB blood type.ĪB positive: People with this rare blood type (3.4%) can receive blood or plasma of any type. Someone with this type can give blood only to people who are A positive or AB positive.Ī negative: Someone with this rare type (6.3% of the U.S. A positive: This is one of the most common blood types (35.7% of the U.S.
