Your blood type may be a window into your health. From heart disease and strokes to certain types of cancer, here's why blood ...

After adjusting for sex and other factors, the team found that people with blood type O — the most common blood ... but it likely has something to do with blood-clotting factors like platelets ...

The letters A, B and O represent various forms of the ABO gene, which program our blood cells differently to form the different blood groups. If you have type AB blood, for example, your body is ...