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Fatigue

What is fatigue?

Fatigue is a feeling of weariness, tiredness, or lack of energy. It can interfere with your usual daily activities. Fatigue can be a normal response to physical activity, emotional stress, boredom, or lack of sleep. But sometimes it can be a sign of a mental or physical condition. If you have been feeling tired for weeks, contact your health care provider. They can help you find out what's causing your fatigue and recommend ways to relieve it.

What causes fatigue?

Fatigue itself is not a disease; it's a symptom. It can have many different causes, including pregnancy and various medical problems, treatments, and lifestyle habits such as:

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Results 1 - 10 of 2,075 for fatigue
  1. Fatigue (National Library of Medicine)  
    What is fatigue? Fatigue is a feeling of weariness, tiredness, or lack of energy. It can interfere with your usual daily activities. Fatigue can be a normal response to physical activity, ...
  2. Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (National Library of Medicine)  
    What is myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)? Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a serious, long-term illness that affects many body systems. ...
  3. Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a long-term illness that affects many body systems. People with this illness are not ...
  4. Fatigue is a feeling of tiredness, weakness, or exhaustion. It is different from drowsiness, which can be ... with a good night's sleep. Most people feel fatigue while being treated for cancer. How severe your ...
  5. The following organizations provide information on chronic fatigue syndrome : Solve ME/CFS Initiative -- solvecfs.org US Centers for Disease Control and Prevention -- www.cdc.gov/me-cfs National Fibromyalgia & Chronic Pain ...
  6. Fatigue is a feeling of weariness, tiredness, or lack of energy. ... Fatigue is different from drowsiness . Drowsiness is feeling the need to sleep. Fatigue is a lack of ...
  7. Cancer Fatigue From the National Institutes of Health (National Cancer Institute)  
    National Cancer Institute ... From the National Institutes of Health ... Fatigue is a common side effect of cancer and cancer treatment. Learn about what causes ...
  8. Insomnia and Fatigue (Living Beyond Breast Cancer)  
    Cancer-related insomnia and fatigue are very common with a breast cancer diagnosis and treatment, and can develop for many reasons.
  9. Chronic Fatigue Syndrome (Department of Health and Human Services, Office on Women's Health)  
    Department of Health and Human Services, Office on Women's Health
  10. IBD and Fatigue (Crohn's & Colitis Foundation of America)  
    ... Learn about its causes and ways to manage fatigue effectively.
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