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  1. Lymphocytes: Function, Definition, Levels & Ranges

    Jun 20, 2022 · Lymphocytes are a type of white blood cell that are a part of your immune system. They help your body fight disease and infection.

  2. What Lymphocytes Do and What High and Low Levels Mean

    Dec 8, 2025 · Lymphocytes are white blood cells that help protect the body from infection and disease. High or low numbers of lymphocytes may signal an infection or a serious disease like …

  3. What level of lymphocytes is considered dangerous?

    Oct 11, 2024 · But what’s considered a “normal” range of lymphocytes? Does it mean you have cancer if they exceed or fall below a certain level? And, when should you see a doctor if …

  4. Lymphocytes: What Normal, Low & High Levels Mean

    Jan 5, 2022 · Lymphocytes are a type of white blood cell produced in the bone marrow. Learn what blood tests can show about lymphocyte levels, what's considered a normal range for …

  5. Lymphocytes: What's a Normal Count? - WebMD

    Sep 7, 2025 · Lymphocytes are a type of white blood cell that includes T, B, and natural killer cells. They help fight infection, destroy cancer cells, and control your allergic response.