Are people familiar with RH O negative blood?

The red blood cells in O rhesus negative (O-) blood are unusual in that they lack the A, B or Rhesus antigens. Most people's red blood cells carry at least one of these antigens. Someone with blood group A will have A antigens, blood group B will have B antigens, blood group AB both A and B antigens. read more

Many people believe those with RH negative blood are the result of ancient humans having mated with visitors from outer space. RH negative blood and RH positive blood are extremely incompatible. This is most clearly shown in the relationship between a RH negative mother and a RH positive unborn child. read more

Every human on this planet has either blood type O, A, B, or AB, and within these types, you either have RH positive or RH negative blood. The Rhesus (Rh) factor refers to a specific antigen in the blood. read more