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People who get CFS suddenly feel fine one day and then feel
extremely tired the next. A person with CFS may have muscle pain, trouble
focusing, or insomnia (not being able to sleep). The extreme tiredness may
come and go. In some cases the extreme tiredness never goes away. Chronic
fatigue syndrome, or CFS, is a debilitating and complex disorder characterized
by profound fatigue... |
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The cause or causes of CFS remain unknown, despite a vigorous
search. While a single cause for CFS may yet be identified, another possibility
is that CFS represents a common endpoint of disease resulting from multiple
precipitating causes. As such, it should not be assumed that any of the
possible causes... |
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Studies of large patient groups, between 15% and 27% of people complain
of long-term fatigue, but the majority of these cases are explained by other
medical or psychological problems. According to surveys, chronic fatigue
syndrome (CFS) itself affects over four in every 1,000 Americans (.4%) and
is considered a serious health problem. CFS occurs in both sexes and at
all ages and in all racial and ethnic groups. Nevertheless, the true prevalence
of CFS is very difficult to ascertain since it is so difficult to diagnose. |
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