There are several types of blood donations: whole blood, Power Red, platelet and plasma donations, according to the American Red Cross. As a result, there are different processes for donating blood.

More than half of your blood is comprised of plasma. Donating plasma is a longer process than donating blood. Human plasma is used to produce therapies that treat disease. How much you'll make for ...

We give blood to save someone else’s life. It turns out that this altruistic act could also improve the donor’s health. But they might have to give a lot of blood over time for that effect. A study ...