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 ...

The American Red Cross website says O negative is the most common blood type used for transfusions when a patient's blood ...

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 ...

WAUSAU, Wis. (WSAW) - Wisconsin’s O-negative blood supply for emergencies dropped dramatically to a one-day supply in just 24 hours, according to the Community Blood Center. The shortage is ...

The American Red Cross has a significant need for type O negative blood donors to donate blood for patients, a news release said Wednesday. Type O negative blood can be transfused to patients with any ...

The Indiana Blood Center reached a critically low supply of O-negative blood on Monday, causing the center to send out an urgent call for donations, reported the Tribune Star. The Indianapolis-based ...

The American Red Cross Arizona Blood Services Region says it's in critical need of type O-negative blood donors. Donors with all blood types are needed, but especially those with O-negative blood - ...

APPLETON (WLUK) -- A Fox Valley blood bank says its supplies are "critically low" after emergencies over the weekend. The Community Blood Center says, as of Monday morning, its inventory of type O ...