Fat soluble vitamins, once they have been stored in tissues in the body, tend to remain there. This means that if a person takes in too much of a fat soluble vitamin, over time they can have too much of that vitamin present in their body, a potentially dangerous condition called hypervitaminosis (literally, too much vitamin in the body).
If your blood lacks the Rh antigen, it is called Rh-negative. If it has the antigen, it is called Rh-positive. When the mother is Rh-negative and the father is Rh-positive, the fetus can inherit the Rh factor from the father. This makes the fetus Rh-positive too.
Each blood type is also grouped by its Rhesus factor, or Rh factor. Blood is either Rh positive (Rh+) or Rh negative (Rh-). About 85% of Americans have Rh+ blood. Rhesus refers to another type of antigen, or protein, on the surface of red blood cells.The name Rhesus comes from Rhesus monkeys, in which the protein was discovered.lood is either Rh positive (Rh+) or Rh negative (Rh-). About 85% of Americans have Rh+ blood. Rhesus refers to another type of antigen, or protein, on the surface of red blood cells.