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  1. Feb 1, 2024 · Blood tests can be used to help a doctor identify a variety of health conditions, including infections, anemia, high cholesterol, vitamin deficiencies, organ failure, HIV, cancer, diabetes, and...

  2. Sep 15, 2023 · White blood cells (WBCs): Several types of WBCs, including neutrophils, monocytes, and erythrocytes, help the body fight infections and heal from disease. A CBC also provides information about the size of each blood cell type.

  3. Dec 6, 2022 · Blood Tests. A blood test is one of the most common tests healthcare providers use to monitor your overall health or help diagnose medical conditions. You may have a blood test as part of a routine physical examination or because you have certain symptoms. Contents Overview Test Details Results and Follow-Up.

  4. Jan 14, 2023 · It's used to look at overall health and find a wide range of conditions, including anemia, infection and leukemia. A complete blood count test measures the following: Red blood cells, which carry oxygen. White blood cells, which fight infection. Hemoglobin, the oxygen-carrying protein in red blood cells.

  5. Blood tests are used to measure or examine cells, chemicals, proteins, or other substances in the blood. Blood testing, also known as blood work, is one of the most common types of lab tests. Blood work is often included as part of a regular checkup. Blood tests are also used to:

  6. Jan 27, 2024 · In males, a testosterone blood test may be done to help diagnose infertility, erectile dysfunction, low libido, and more. In females, a testosterone blood test can help diagnose the cause of excessive hair growth ( hirsutism ), abnormal menstrual periods, hair thinning, and more.

  7. Feb 25, 2020 · Blood tests are a standard part of routine and preventive healthcare. A doctor will often order a blood test before or following a physical examination. A doctor may also order blood tests to...