According to the American Heart Association, A, B and AB blood types are associated with a greater risk of dangerous blood ...

Blood is made up of red blood cells, white blood cells, platelets, and plasma. Markers called antigens are found on the surface of red blood cells, and differences in these markers classify various ...

O- blood is the universal donor type because it can be used for anyone. AB+ blood can receive any type of blood, making it the universal recipient. Blood types need to match, or the immune system will ...

Several genes with varying inheritance patterns are involved in determining your blood type. The most significant gene is the ABO gene which determines your ABO blood type. Like many of your physical ...