The American Red Cross declared a national blood shortage this week — and said that climate disasters and low donor turnout are part of the problem.

Since July 1, the Red Cross national blood supply has fallen by more than 25%, and blood donors of all types, especially those with type O blood, are urged to give as soon as possible to help ...

The American Red Cross , also known as The American National Red Cross, is a humanitarian organization that provides emergency assistance, disaster relief and education inside the United States.