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  1. Fatigue Causes - Mayo Clinic

    Feb 11, 2023 · Most of the time fatigue can be traced to one or more lifestyle issues, such as poor sleep habits or lack of exercise. Fatigue can be caused by a medicine or linked to depression. …

  2. Fatigue Causes - Mayo Clinic

    Fatigue is a common symptom. Almost everyone feels it during short-term illness. Fortunately, fatigue usually goes away when the illness is over.

  3. Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)

    May 11, 2023 · Overview Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a complicated disorder. It causes extreme fatigue that lasts for at least six months. Symptoms …

  4. Fatigue When to see a doctor - Mayo Clinic

    Feb 11, 2023 · Seek help for urgent mental health problems Get emergency help if your fatigue is related to a mental health problem and your symptoms also include thoughts of harming …

  5. Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)

    May 11, 2023 · Diagnosis There's no single test to confirm a diagnosis of myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). Symptoms can mimic those of many …

  6. Cancer fatigue: Why it occurs and how to cope - Mayo Clinic

    Most people with cancer have fatigue. Find out what cancer-related fatigue feels like and when it's concerning. Learn ways to cope with fatigue.

  7. Long COVID: Lasting effects of COVID-19 - Mayo Clinic

    Aug 23, 2024 · COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.

  8. Fibromyalgia - Symptoms & causes - Mayo Clinic

    Apr 26, 2025 · The pain happens along with fatigue. It also can involve issues with sleep, memory and mood. Researchers think that fibromyalgia affects the way the brain and spinal cord …

  9. Postural orthostatic tachycardia syndrome and chronic fatigue in ...

    Nov 25, 2015 · Many teens who experience chronic fatigue have additional symptoms, including tachycardia, dizziness, headaches, nausea and abdominal pain, that suggest the presence of …

  10. Rheumatoid arthritis - Symptoms and causes - Mayo Clinic

    Apr 9, 2025 · Rheumatoid arthritis is an ongoing, called chronic, condition that causes pain, swelling and irritation, called inflammation, in the joints. But it also can damage other parts of …