Medically reviewed by Jeffrey S. Lander, MD Key Takeaways A low red blood cell count can be the result of lifestyle factors ...

A high red blood cell count can occur for many reasons, including excessive cell production, changes in blood volume, or underlying medical conditions. Sometimes, the cause is unknown. Erythrocytes, ...

Hemoglobin serves as the essential protein in red blood cells responsible for transporting oxygen from the lungs to tissues throughout the body. When levels fall below normal ranges (typically below ...

Blood doping boosts athletic performance by increasing the number of red blood cells in the bloodstream. Blood doping is commonly associated with endurance sports such as cycling, distance running, ...

NEW YORK (Reuters Health) - Costly drugs that boost red blood cells are being routinely misused in cancer patients, raising concerns about side effects and wasted resources, researchers say. A quarter ...