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Diagnosing Chronic Fatigue Syndrome

A lady with a bad headache

Chronic fatigue syndrome has straight forward diagnosis criteria that must be met for a diagnosis of chronic fatigue.

Are you curious if you have chronic fatigue syndrom?  Take this 5-minute online test for chronic fatigue syndrome by clicking the button below.

5-minute chronic fatigue syndrome test

In order to be diagnosed with CFS a patient must satisfy the following three criteria:

  1. Severe chronic fatigue must have lasted at least six months with other known medical conditions excluded by clinical diagnoses
  2. The fatigue experienced significantly interferes with work and other day-to-day activities
  3. The individual has 4 or more of the following 8 symptoms concurrently:
    • muscle pain
    • sore throat
    • unrefreshing sleep
    • tender lymph nodes
    • headaches of a new type, pattern or severity
    • post-exertional malaise lasting more than 24 hours
    • substantial impairment in short-term memory or concentration
    • multi-joint pain without swelling or redness

Additionally, the symptoms above must have persisted or recurred for six or more consecutive months and must not have predated the fatigue.