Blood transfusions in a lab. We take a look at Rh-null blood, better known as "golden blood," a rare blood type that fewer than 50 people in the world have. If your blood type is O negative, you’re ...

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Dear Dr. Roach: I am a 79-year-old female. I am in generally good health, but have a question about RhoGAM. When I had my children in the ’60s, I was in the original study conducted to see if my AB ...

To the editor: Thank you for your coverage of the vaccine issue. I am the mother of a 12-year-old-boy who is labeled autistic. I received RhoGam in the 28th week of my pregnancy to compensate for my ...

The doctor may also recommend a dose of this vaccine for the pregnant woman if she miscarries or experiences any kind of bleeding during pregnancy. Put simply: the RH factor is an inherited protein ...

A person's blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune response if they are foreign to the body," according to American Red Cross.

Your blood type might seem like a minor detail in your medical history, but it carries significant implications for your health and medical care. From emergency transfusions to pregnancy planning, ...