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 ...

Normal blood counts fall within the range that has been established by testing healthy men and women of all ages. The cell counts are compared to those of healthy individuals of similar age and sex.

Blood platelet counts at the higher end of normal suggest a high risk of cancer in men aged 60 or over, and should be investigated, according to new research. Blood platelet counts at the higher end ...

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 ...

Hematocrit is the percentage of red blood cells in a person‘s blood. A typical hematocrit range in adults is 36–54%. However, age, sex, and health conditions can influence hematocrit levels. Low red ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...