O Negative Blood Type: Facts, Risks & Its Role as a Universal Donor

No blood type is "superior." All have pros/cons. Type O negative is the "universal donor" – compatible with all blood types, crucial for emergencies when typing isn't possible. Also used for plasma protein fractions.

However, O negative individuals may have higher risk of stomach ulcers, kidney problems, heart disease, car accidents, and surgical complications.

Ultimately, your own blood type is best for you. All types are essential for human survival.