Add Yahoo as a preferred source to see more of our stories on Google. Jul. 22—ROCHESTER — The Mayo Clinic Blood Donor Program is issuing an urgent call for type O-negative blood donors. It is ...

As blood banks across the U.S. report dangerously low supplies of O-negative blood (red blood cells), anesthesiologists are calling for increased donation and changes in how hospitals use this ...

O-positive and O-negative blood supplies are critically low across Oklahoma. Here’s why hospitals rely on type O donors and how you can help. O-positive and O-negative blood supplies are critically ...

Blood banks are reporting chronically short supplies of O-negative 'universal donor' blood Use of O-negative blood has been increasing, but the percentage of people with that blood type remains the ...

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 ...

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 ...

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 release ...

O-negative “universal donor” blood is in chronically short supply in the U.S., raising concerns for emergency care and patient safety. Because anesthesiologists administer up to 60% of blood ...