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 ...

Red blood cells carry oxygen from the lungs around the body. They then carry carbon dioxide from around the body back to the lungs. These cells are an important component of blood. However, a range of ...

Medically reviewed by Michael Menna, DO Key Takeaways A low red blood cell count can be the result of lifestyle factors or signal a health condition requiring treatment. In the absence of an ...