The use of an activity monitor to determine increase or decrease of activity in patients suffering from chronic fatigue syndrome.
A cohort of 50 patients suffering from chronic fatigue syndrome will be given an informed release form. Have a signed the informed release they will be given a Fitbit activity monitor. These monitors will be evaluated on a weekly interval by computer interface. The activity will be calculated to determine the online of activity and whether there is increase or decrease in activity during the time of the study. The study is an observational rather than an interventional study. There is no invasion or intervention in the patient's normal activities
Inclusion Criteria:
Fukuda and Canadian consensus criteria for the diagnosis of chronic fatigue syndrome
Exclusion Criteria:
Acute disease and exclusion conditions in Fukuda criteria
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