Platelets Explained in Two Minutes

Platelets are tiny cells in your blood that form clots and stop bleeding. For millions of Americans, they are essential to surviving and fighting cancer, chronic diseases, and traumatic injuries. About 2 million units of platelets are transfused each year in the U.S. Every 15 seconds someone in the U.S. needs platelets. You can help by donating platelets through the American Red Cross.