About 44,500,000 results
Open links in new tab
  1. Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)

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

  2. ME/CFS Basics | ME/CFS | CDC

    May 10, 2024 · Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a serious and often long-lasting illness that keeps people from doing their usual activities. It makes physical …

  3. What Is ME/CFS? – American ME and CFS Society - ammes.org

    In people with ME/CFS, the body is continually stressed by an overworked immune system and secondary infections, resulting in a depletion of overall ATP, which damaged mitochondria …

  4. About ME/CFS - National Institutes of Health (NIH)

    Jul 18, 2025 · Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS), is a serious, chronic, complex, and systemic disease associated with neurological, immunological, …

  5. Chronic Fatigue Syndrome - Harvard Health

    Jun 13, 2025 · Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a complicated illness characterized by at least six months of extreme fatigue that is not relieved by rest, and …

  6. What is chronic fatigue syndrome? What is CFS? - USA TODAY

    Dec 2, 2025 · Here’s what chronic fatigue syndrome is, why it happens and how people diagnosed with it can find relief.

  7. Myalgic Encephalomyelitis/Chronic Fatigue Syndrome - MedlinePlus

    May 1, 2024 · Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a serious, long-term illness that affects many body systems. Another name for it is chronic fatigue syndrome …

  8. What is ME/CFS? | ME/CFS Australia

    Nov 27, 2025 · Myalgic Encephalomyelitis/Chronic Fatigue Syndrome is classified by the World Health Organization as a neurological condition. ME/CFS is a serious, complex and disabling …

  9. Myalgic encephalomyelitis or chronic fatigue syndrome (ME/CFS)

    Read about myalgic encephalomyelitis (chronic fatigue syndrome or ME/CFS). It’s a long-term condition with a wide range of symptoms including extreme tiredness.

  10. Myalgic Encephalomyelitis/Chronic Fatigue Syndrome - Kaiser Permanente

    What is myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)? Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a disease that causes you to feel so …