O- Blood Type Facts

Discover 33 fascinating facts about O negative blood type, including its rarity, compatibility, and potential health implications. Uncover the unique characteristics of this universal donor blood type. Discover 45 fascinating facts about O positive blood type, including its characteristics, compatibility, and health implications.

Understand the significance of O positive blood in wellness and medical contexts. O negative is the most common blood type used for transfusions when the blood type is unknown. This is why it is used most often in cases of trauma, emergency, surgery and any situation where blood type is unknown.

Explore type O neg blood facts, donor importance, and key traits of this universal blood type. There are four main blood types: A, B, AB and O. Blood bank specialists determine your blood type based on whether you have antigen A or B on your red blood cells.

O negative blood is special because it is the universal blood type, meaning that it is the preferred choice for blood transfusions. This is especially true when the recipient's blood type is unknown or in the case of an emergency, when there is no time to test the recipient's blood group. O negative blood can be given to anyone, which is why its always in high demand.

Learn what makes it unique, how rare it really is, and why it matters in emergencies and pregnancy. Did you know O negative is the universal donor? Learn other interesting facts about type O negative bloodlike what blood O negative can receive and more. O+ is the most common blood type.

Only 9% of the population have O- blood, which places it among the rarest blood types. Together, 48% of Americans have type O blood. All blood types can receive type O- blood.

Type O is routinely in short supply and in high demand by hospitals both because it is the most common blood type and because type O negative blood is the universal blood type needed for emergency transfusions and for immune deficient infants.