White cells are the immune cells of the body. Also called leukocytes, they are useful in fighting infections and belong to five types. About 100 million white cells are produced by the body each day.

The brain is protected by a very selective shield called the blood-brain barrier, which only allows certain things to pass through. This barrier also protects the brain from the immune system, and ...

White blood cells help your body fight inflammation and infections. A high or low white blood cell count may be associated with a number of short-term or long-term health conditions. White blood cells ...

Atypical amounts of these white blood cells are mainly caused by infection or a condition that affects your immune system. Treating the underlying condition can help raise or lower your monocyte ...

Japanese scientists have revealed a biological 'switch' that influences whether an immature blood cell would develop into a red blood cell or a subtype of white blood cell called myeloid cells in ...

Sometimes, diseases or infections can cause low white blood cell counts. Increasing white blood cells involves treating the underlying cause, diet, medications, and supplementing vitamins. White blood ...

Blood disorders are conditions that impact the blood’s ability to function correctly. Symptoms depend on the type of blood disorder. However, some common symptoms include unexplained fatigue and ...

Your blood is made up of red blood cells, white blood cells, platelets, and plasma. White blood cells only make up about 1% of your blood, but they have an important function. As part of your immune ...

If your doctor tests your urine and finds too many leukocytes, it could be a sign of infection. Leukocytes are white blood cells created in the bone marrow and found in your blood and tissue. They are ...