Every day, blood donors help patients of all ages: accident and burn victims, heart surgery and organ transplant patients, and those battling cancer. In fact, every two seconds, someone in the U.S. needs blood.

Who can you help by donating blood? Cancer patients, trauma patients, Sickle Cell patients, burn patients, patients with chronic diseases, and more.

The Red Cross provides about 40% of our nation’s blood and blood components, all from generous volunteer donors like you. But supply can’t always meet demand because only about 3% of age-eligible people donate blood yearly. Each...