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 ...

The numerous health benefits of blood testing include screening and prevention, particularly with high cholesterol, blood glucose, and elevated hormone levels. By analyzing your blood test results, ...

A person with leukopenia has a low number of white blood cells, or leukocytes, in their blood. A low white blood cell count may make a person more likely to contract an infection. White blood cells ...

Blood tests are helpful for monitoring your overall health. But research suggests they can also give us clues about the ...

Blood tests may be the first step in diagnosing leukemia. However, additional testing is usually needed to make an accurate diagnosis. Leukemia is cancer that starts in bone marrow stem cells. These ...

A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

Treatment with a molecule known as A485 can quickly and temporarily increase levels of white blood cells, a critical part of the body's immune system, an effect that is difficult to deliver with ...

The Advocate highlights social inequality through original stories and opinions, and content generated by fellow NNPA and other publications ...