Some cells do repairs if you get a cut. Red blood cells deliver oxygen and take away rubbish. And your white blood cells are like police looking for germs. There's a lot going on inside you!

They may also have lower numbers of other white blood cells, red blood cells, and platelets. Doctors must order additional tests, including looking at blood cells under a microscope, to diagnose ...

white blood cells, red blood cells and platelets. White blood cells are a crucial component of the immune system. They fight off foreign invaders and help with tissue repair. Red blood cells ...

white blood cells, red blood cells and platelets. White blood cells are a crucial component of the immune system. They fight off foreign invaders and help with tissue repair. Red blood cells ...

Stem cells are often described as the body's master cells. Healthy stem cells can restore the blood system after cancer ...