People with type O blood enjoy a slightly lower risk of heart disease and blood clotting, but they may be more susceptible to hemorrhaging or bleeding disorders. This may be especially true after ...

I f you can't quite remember what your blood type is -- don't worry. That just means you're among the 33% of Americans who ...

O-), AB positive, negative (AB+, AB-). We cannot choose blood type. It is inherited. We cannot change it even if we want to.

There are four main blood types: O, A, B, and AB, each classified as positive or negative based on the Rh factor. Blood type is usually determined during hospital visits, especially when a ...

O negative blood, also known as the “universal donor” type, is in great demand as it can be used in emergency transfusions for patients of any blood groups.