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 ...

O- blood is the universal donor type because it can be used for anyone. AB+ blood can receive any type of blood, making it the universal recipient. Blood types need to match, or the immune system will ...

There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is important for safe blood transfusions and organ transplants. Type ...

IN the five years that have elapsed since the Rh factor in human red cells — better known as the Rh blood type — was first discovered, there has been a steadily increasing volume of literature on this ...

Add Yahoo as a preferred source to see more of our stories on Google. A person's blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune ...

Many of us first learned our blood types during school donation drives, often encouraged by the promise of soda and bread. Back then, our understanding was limited, shaped by myths such as 'Type O is ...

If there’s one thing we want to know about COVID-19, it’s probably this: What’s my risk of getting it? Researchers have identified certain things that make some people more vulnerable than others. Men ...

CLEVELAND, Ohio — Recent genetic studies suggest that people with certain blood types may be more likely to develop a severe form of COVID-19. A genetic study of 1,610 COVID-19 patients in Italy and ...