Red blood cells are responsible for carrying oxygen to all the cells in the body. The number of red blood cells indicates whether your blood is deficient or not, as well as other diseases that exist in the body. A blood count test shows this and the number of red blood cells in the blood is the RBC index.

Blood test is an important test, indicated in many cases such as assessing inflammation in the body, infection, checking the risk of diabetes, cardiovascular disease, liver and kidney disease,...