Normal blood counts fall within the range that has been established by testing healthy men and women of all ages. The cell counts are compared to those of healthy individuals of similar age and sex.

A complete blood count (CBC) might suggest hemolytic anemia if your RBC, hemoglobin, and reticulocyte counts are low. But further testing may be required. Anemia occurs when you don’t have enough ...

Iron deficiency (symbolized by the pale cells) is the most common cause of a low RBC count. Most anemia is diagnosed from screening a complete blood count (CBC). A prediction rule using the CBC and ...

Low iron level will still be a concern. With iron deficiency, as the body uses iron to maintain healthy red blood cells, symptoms like fatigue or weakness can appear before any changes show up on your ...