But which numbers actually matter? Routine blood tests remain among the most important ways to track overall health, yet most people never learn what values physicians prioritize. Understanding key ...

Of 289 patients with bacteremia, 52% had normal WBC count and 17% had neither WBC elevation nor fever. Despite multiple studies showing that a normal white blood cell (WBC) count does not exclude ...

A person has leukopenia if they have a reduced number of total white blood cells in their blood. According to the Leukemia & Lymphoma Society, a healthy white blood cell count is 5,000–10,000 white ...

High white blood cell counts can be caused by infections, inflammation, or cancer. Pregnancy often leads to an increased white blood cell count due to physical stress. Medications such as ...

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 ...