White blood cells help fight infection in the body. Medical practices can differ in how they define a low white blood cell count. There are five types of white blood cells. Neutrophils account for ...

Exercise and WBCs Can Exercise Reduce WBCs? Normal WBC Count Causes of Low WBC Count Preventing Infection Exercise generally boosts your immune activity and white blood cell count. However, ...

Eating foods like yogurt, lean proteins, and vegetables can support healthy white blood cell levels. Medicines like Neupogen ...

My primary care physician and blood specialist say there is nothing that will increase white blood cell count. Are there supplements that I can take or foods to eat to improve the low count? -- R.J.L.

What is the workup for persistent (months to years) elevation of the WBC count in an asymptomatic patient who demonstrates no other abnormalities in the complete blood count? —Phuong Thi Ngoc, DO, ...

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 ...