Leukocytosis is when you have too many white blood cells. Learn about leukocytosis, including what causes it, how it is diagnosed, and which conditions are associated with it.

White blood cells fight infection. If someone has a high white blood cell count, they may have an underlying condition, such as an infection or cancer. Learn more.

A high white blood cell count is called leukocytosis. ... Researchers study the role of white blood cell counts in other cancers, too, including cervical cancer and lung cancer.

A normal white blood cell count is 5,000 to 10,000 for people assigned male at birth and 4,500 to 11,000 for people assigned female at birth. Some health conditions can affect your WBC count.

Monocytes are a type of white blood cell that helps fight infections in your body. A high monocyte level may indicate inflammation, infection, blood disorders, and other health issues. Along with ...

White blood cell (WBC) count ranges in females may fluctuate for a number of reasons. Learn more about the normal WBC range for females here. ... Lowering high white blood cell counts ...