Giving blood regularly may not just be saving the lives of other people, it could also be improving your own blood's health ...

a small drop of your blood is placed on a glass microscope slide and treated with a stain. The shape and size of the blood cells present on the slide can then be analyzed. A peripheral blood smear ...

the blood sample will be sent to a laboratory where an expert evaluates your blood cells under a microscope. They can learn whether there are variations in the size and volume of your red blood ...