White blood cells (WBCs) help the body fight infections and other health conditions as part of the immune system. Certain diseases can impact the normal WBC range among females. This article explores ...

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, ...

DEAR DR. ROACH: I am a female and almost 75 years old. My vital signs are always normal, and I am active, but slightly overweight. I get quarterly blood draws, and every reading is in the normal range ...

A typical platelet count range can change with age. Platelet counts may fluctuate due to natural vascular aging, changes in bone marrow tissue, and altered blood plasma makeup. Platelets, or ...

Medically reviewed by Anju Goel, MD You may need an MPV test if you show symptoms that suggest an issue with your platelet ...