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? There are four main blood types: A, B, AB and O.

Red blood cells are complex — there's much more to blood types than A, B and O. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Many people know ...

Some blood groups offer protection against specific illnesses. Most people rarely think about their blood type unless they need a transfusion. However, growing scientific research suggests that blood ...

The short answer: No, there is no “best” blood type. But each of the four main categories — A, B, AB and O — have their own advantages and disadvantages. It can also make you less attractive to ...