The American Red Cross has declared a blood supply crisis, only the second such announcement in its 150-year history. This declaration comes as blood reserves across the United States have fallen to critically low levels. The organization cites a decline in blood donations as the primary cause of the shortage. This critical situation threatens the availability of vital blood transfusions for patients in need. The Red Cross is urging eligible individuals to donate blood immediately to help replenish dwindling supplies. Hospital capacity may be impacted if the shortage continues, potentially delaying or cancelling crucial medical procedures. The organization is actively working to mobilize donations and address the urgent need for blood.