Dr. Karl Landsteiner won the Nobel prize in 1930 for developing the ABO blood group system. The ABO system is the best known method of classifying blood types. It’s important to know your blood type ...

Your blood type is important information to have in a medical emergency, but it can also tell you how at risk you are for heart disease. Jessica was a writer on the Wellness team, with a focus on ...

There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is ...

Currently, there is a high demand for blood, with experts urging people to donate if they are able. This is because they need enough of the correct blood type to "meet day-to-day patient needs and to ...

Most people don't know their blood type unless they're donating blood or getting ready for surgery. You inherit your blood type from your parents, and most people fall into one of four groups: A, B, ...

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.