Giving blood is a simple thing to do, but it can make a big difference in the lives of others. Blood transfusions are given to patients in a wide range of circumstances, including serious injuries, surgeries, childbirth, blood disorders, cancer treatments, and a host of other medical interventions. But what's the story behind giving blood, and how did the procedure evolve?
Click through and find out more about blood donation, its benefits, and the famous figures who've donated.