Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...
What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...
Doctors diagnose anemia when a blood test shows hemoglobin levels of less than 13.5 grams per deciliter (g/dL) for men or 12.0 g/dL for women. If you have slightly higher red blood cell counts and ...