Testing is essential when confirming a hemophilia diagnosis. The process includes a physical exam and blood-clotting factor ...

Just like blood type, the Rh factor is also inherited from the parents; it can be either negative or positive. Rh factor simply means that a person’s blood has certain specific characteristics.

One out of every eight marriages in the U.S. is a potentially dangerous mismatch, biochemically speaking. In these 200,000 or more marriages a year, the wife lacks the Rh factor present in most blood ...

One of the most important characteristics of blood is its type. Knowing your blood type is essential for several healthcare situations. Knowing someone's blood type is important for blood transfusions ...