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 ...

A red blood cell (RBC) count measures the number of red blood cells in a sample of blood. It is part of a battery of tests called a complete blood count (CBC) that measures the different types and ...

Blood stem cells develop through different stages to become fully mature red blood cells. This fundamental biologic process is defined by a series of complex metabolic processes, which are often ...