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  1. Osteopathic medicine: What kind of doctor is a D.O.? - Mayo Clinic

    Nov 29, 2022 · You know what M.D. means, but what does D.O. mean? What's different and what's alike between these two kinds of health care providers?

  2. Gallstones - Symptoms & causes - Mayo Clinic

    Apr 16, 2025 · Gallstones range in size from as small as a grain of sand to as large as a golf ball. Some people develop just one gallstone, while others develop many gallstones at the same …

  3. Anemia - Symptoms and causes - Mayo Clinic

    May 11, 2023 · Symptoms Anemia symptoms depend on the cause and how bad the anemia is. Anemia can be so mild that it causes no symptoms at first. But symptoms usually then occur …

  4. Statin side effects: Weigh the benefits and risks - Mayo Clinic

    Mar 11, 2025 · Statin side effects can be uncomfortable but are rarely dangerous.

  5. Swollen lymph nodes - Symptoms & causes - Mayo Clinic

    Apr 25, 2025 · Swollen lymph nodes most often happen because of infection from bacteria or viruses. Rarely, cancer causes swollen lymph nodes. The lymph nodes, also called lymph …

  6. Muscle cramp - Symptoms and causes - Mayo Clinic

    Mar 7, 2023 · Symptoms Muscle cramps occur mostly in leg muscles, most often in the calf. Cramps usually last for seconds to minutes. After the cramp eases, the area might be sore for …

  7. Anxiety disorders - Symptoms and causes - Mayo Clinic

    May 4, 2018 · These feelings of anxiety and panic interfere with daily activities, are difficult to control, are out of proportion to the actual danger and can last a long time. You may avoid …

  8. Meningitis - Symptoms and causes - Mayo Clinic

    Oct 17, 2024 · Overview Meningitis is an infection and swelling, called inflammation, of the fluid and membranes around the brain and spinal cord. These membranes are called meninges. …

  9. Tinnitus - Symptoms and causes - Mayo Clinic

    Nov 30, 2022 · Tinnitus can be caused by many health conditions. As such, the symptoms and treatment options vary by person. Get the facts in this comprehensive overview.

  10. Narcissistic personality disorder - Symptoms and causes

    Apr 6, 2023 · A narcissistic personality disorder causes problems in many areas of life, such as relationships, work, school or financial matters. People with narcissistic personality disorder …