Learn more about these important blood cells, including their functions in the body, the health conditions related to abnormal red blood cell counts, and how a doctor might diagnose and treat them.

Lymphocytes are white blood cells that help the body fight infection and disease. The healthy range for an adult is between 1,000 and 4,800 lymphocytes per microliter (µL) of blood. Doctors will ...

White blood cells live in a delicate balance ... Some evidence suggests exercise can help improve monocyte function, especially as you age. Since monocytes respond to inflammation, an anti ...

As we age, blood stem cells, the essential source of new blood cells in the body, can accumulate genetic mutations. These ...

Hemoglobin is a protein found in red blood cells that carries oxygen throughout the body, ensuring tissues function properly. When hemoglobin levels drop, it can lead to fatigue, dizziness ...

Chronic lymphocytic leukemia (CLL) cell–derived exosomes demonstrated the ability to alter healthy donor cell function and ...