Fact checked by Nick Blackmer Key Takeaways You can learn your blood type through medical records, a blood test, blood donation, or an at-home kit.Knowing your blood type is important for emergencies, ...

They can reveal valuable health information about you and your baby, but some come with more considerations than others. Credit...Maggie Chiang Supported by By Emily Mullin This guide was originally ...

Blood is made up of red blood cells, white blood cells, platelets, and plasma. Markers called antigens are found on the surface of red blood cells, and differences in these markers classify various ...

Many people don't know what their blood type is. It's either type A, type B, a combination called type AB or type O. But what makes those types different is a microscopic bit of protein on the surface ...

Knowing their blood type can help people better understand their health and be more informed about potential treatments. A person can find out their blood type with a blood test or other methods. The ...

Women who become pregnant quickly discover that pregnancy involves a lot of testing and monitoring. Routine blood work is part of the procedure, too. Individuals who learn they are Rh negative will ...

In March, the U.S. FDA reported a major shortage of Rhogam, the anti-D immune globulin most widely used to prevent Rh factor incompatibility in pregnancy. Without treatment, second and subsequent ...