• Rh Factor and How it Works

    Rh Factor and How it Works

    We know that people have different blood types. What this means is some people have one “factor” and some don’t. Some have A, and some have B, and some don’t have either. We call them type A, B and O (think of “zero” if it helps). If you needed a blood transfusion you would have to get it from someone who has the same blood factors which you have — or else from someone who doesn’t have those blood factors, someone who is type “O” (without A or B). If you were given the wrong blood, your body would attack and destroy the new blood like a foreign invader —…