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 ...

Knowing your blood type is critical during emergency health situations. Knowing your blood type is crucial medical information, but unless you've given blood before you might not be sure what yours is ...

Medical emergencies strike without warning. Whether it’s a car accident, severe allergic reaction, or unexpected surgery, having family and friends who know your blood type can significantly impact ...