What is chronic fatigue?

Also known as: chronic fatigue syndrome, CFS, myalgic encephalomyelitis, MFS, ME.

No one is exactly sure what causes chronic fatigue. In some cases it may be associated with other illnesses like:

  • Infectious mononucleosis

  • Anemia

  • Low thyroid activity

  • Mood disorders

  • Depression

  • Sleep problems

Reviewed by: Jack Wolfsdorf, MD, FAAP

This page was last updated on: 1/29/2019 3:21:13 PM

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