Since May, the type O blood supply has decreased and recently dropped to a two-year low.

Vitalant faces a shortage of type O blood, prompting an urgent call for donors. The versatile O blood type is crucial for saving lives.

Add Yahoo as a preferred source to see more of our stories on Google. Close-Up Of Donated Blood In Bag Your blood type affects everything, from a predisposition to certain diseases to your heart ...

A blood type that doctors reach for first in emergencies is running low across the Bay Area, and a nonprofit blood provider ...

Vitalant says its type O blood supply has fallen to a two-year low and it needs donors to fill thousands of appointments by ...

Every two seconds, someone in the United States needs blood. While blood donors are always needed, those with type O blood ...

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 ...

Vitalant, a nonprofit blood bank, says its type O blood supply has dropped to a two-year low and is urging donors to schedule appointments.

Vitalant is seeking emergency blood donations, especially type O blood. Its type O blood supply has dropped to a two-year low ...

The American Red Cross and nonprofit blood provider Vitalant are asking for help as Type O blood supplies drop to lowest ...