Low White Blood Count: Learn more about low white blood cell counts, what's "normal," what low WBC could mean, and what you can do about it.

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.

They are responsible for ingesting, killing, and digesting harmful pathogens like viruses or bacteria. The body's level of white blood cells is usually measured with a blood test to measure the number ...

Some ways to increase white cell counts involve diet, medications, and supplementing vitamins. Still, the underlying cause of the low levels needs addressing. Read on.

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.

White blood cell numbers can be cut by health conditions or treatments like chemotherapy. Yale scientists have now discovered a molecule that can be given to quickly boost their numbers back up ...

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.

Whether white blood cells can be found in the brain has been controversial, and their role there a complete mystery. Scientists describe a population of specialized brain-resident immune cells ...

The white blood cell then engulfs the pathogen in a process called phagocytosis, in which it 'eats' the foreign invader to neutralize it. Skip to main content. Your source for the latest research ...

Stem cells are often described as the body's master cells. Healthy stem cells can restore the blood system after cancer treatment.

A T cell count is a blood test that measures the number of T cells, which are white blood cells that fight disease. It’s also known as a thymus-derived lymphocyte count, T lymphocyte count, or ...

As white blood cells die, they send out signals to fellow leukocytes nearby––possibly to alert them that they're in the throes of death. Using time-lapse microscopy, scientists filmed this ...