Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only three people on the planet are known to carry it. The finding exposes just ...

Unless you've recently given blood, you may not think much about your blood type. The presence or absence of certain molecules called A or B antigens, as well as a protein called the Rh factor, ...

The ABO-Rh system of blood group typing is an immensely successful method that helps medical professionals safely perform blood transfusions throughout the world. Scientists from the French Blood ...

Most humans fall into one of four blood groups — A, B, AB or O. Ordinarily, your blood type makes very little difference in your daily life except if you need to have a blood transfusion. Other WRAL ...

It is possible for blood type to change, and in some cases, this can happen without a blood transfusion. When someone is born, their blood type is determined, so everyone should know what their blood ...

Dr. Harry Bear answers: Do I Need a Blood Transfusion for Cancer Surgery? — -- Question: Will I need a blood transfusion and should I donate blood before breast cancer surgery? Answer: Blood ...

A Dickson County girl received her 194th transfusion since birth due to genetic disorder.

A new blood transfusion program is making a difference between life and death. Several fire departments now operate with type O+ blood on hand. Paramedics can administer blood to patients in the field ...

Myelodysplastic syndromes (MDS) can damage bone marrow, lowering red blood cells and platelets. Transfusions replace missing cells to manage anemia or thrombocytopenia. Up to 9 in 10 people with MDS ...