White blood cells (WBCs) help the body fight infections and other health conditions as part of the immune system. Certain diseases can impact the normal WBC range among females. This article explores ...

But which numbers actually matter? Routine blood tests remain among the most important ways to track overall health, yet most people never learn what values physicians prioritize. Understanding key ...

For example, a normal white blood cell count would fall somewhere between 4,500 and 11,000 white blood cells per microliter. Ranges are important because every person will have slightly different ...

What Is the CD4:CD8 Ratio Test Used For? CD4 and CD8 are two types of white blood cells in your blood. White blood cells help your body fight infections. If you have HIV infection, your doctor may use ...