If your blood type is O, you’ve probably heard that your blood is vitally important for the maintenance of a healthy blood supply. But why? The reasons differ but before delving into the specifics, know that the rumors are true: O donors are rockstars!
People with type O blood, like those with A, B, or AB blood, have a positive or negative signifier attached to their letter that is determined by Rh antigens attached to the body’s red blood cells. Those antigens result in those with O blood either being O-positive or O-negative.
In the section below, you’ll see how O+ and O-neg donors are different, and how both are incredibly important to our communities.