Add Yahoo as a preferred source to see more of our stories on Google. There’s more history in your blood types than you think ...

New research reveals that your blood type may influence disease risk—but experts say lifestyle still matters far more.

Blood may seem like it’s all the same, just a red liquid. But if you look at a drop of your own blood under a microscope, you would see objects floating in it that look like balls and doughnuts. If ...

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.

Most people don’t spare a thought for their blood type unless they’re in need of a transfusion — but could yours hold secrets to your health? And is one better than the others? There are four main ...

A study has proved that it is possible to convert blood type safely in donor organs intended for transplantation. This finding is an important step towards creating universal type O organs, which ...

Fact checked by Nick Blackmer Key Takeaways You can learn your blood type through medical records, a blood test, blood ...