I f you can't quite remember what your blood type is -- don't worry. That just means you're among the 33% of Americans who ...

Each of the four main groups can be either Rh-positive (+) or Rh-negative (-), creating these eight distinct blood types: ...

A person with type O blood doesn't produce any antigens. Blood is said to be "positive" or "negative" based on whether there are proteins on the red blood cells. If your blood has proteins ...

ABILENE, Texas — Hendrick Regional Blood Center is experiencing a critical shortage of O-negative and O-positive type blood. They are hosting a blood drive Tuesday through Thursday to help ...

Luckily, I knew off the top of my head that I'm type O-positive, but I wanted documentation to confirm this information. I called my mom to see if blood type is listed on my birth certificate ...