Jul. 22—ROCHESTER — The Mayo Clinic Blood Donor Program is issuing an urgent call for type O-negative blood donors. It is currently facing a critical shortage of O-negative blood, according to a press ...
HONOLULU (KHON2) — Blood donors around the islands have been called to help in a critical shortage, specifically those with O-negative and O-positive blood. Download the free KHON2 app for iOS or ...
Blood Assurance is calling on O-negative blood donors as reserves have dropped to a critically low 1–2-day supply. O-negative is the universal blood type, often used in emergencies and trauma cases ...
There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is important for safe blood transfusions and organ transplants. Type ...