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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. Encefalomielitis miálgica o síndrome de fatiga crónica

    Aug 2, 2023 · Descripción general La encefalomielitis miálgica o síndrome de fatiga crónica es un trastorno complicado. Causa fatiga extrema que dura al menos seis meses. Los síntomas …

  5. 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 …

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

    Fatigue affects most people during cancer treatment. Cancer fatigue can result from the side effects of treatment or the cancer itself. Here's a look at the causes and what you can do to …

  7. 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 …

  8. Fibromyalgia - Symptoms & causes - Mayo Clinic

    Apr 26, 2025 · Fibromyalgia is a long-term condition that involves widespread body pain. The pain happens along with fatigue. It also can involve issues with sleep, memory and mood. …

  9. Coronavirus disease 2019 (COVID-19) - Symptoms and causes

    Oct 21, 2025 · Coronavirus disease 2019 (COVID-19) is an illness caused by the virus SARS-CoV-2. Learn more about the symptoms, risks and ways to protect yourself.

  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 …