Chronic Fatigue Syndrome is a puzzling illness with extreme tiredness that lingers for months, even after rest and worsens with activity. Here are some things to know.
1
The core symptom of CFS is severe, persistent fatigue that doesn't improve with rest and can significantly impact daily activities.
2
People with CFS experience a worsening of symptoms after physical or mental exertion, even minimal activity.
3
Despite sleeping for long periods, people with CFS often feel unrested and wake up feeling tired.
4
CFS can cause problems with memory, concentration, attention, and thinking.
5
Many people with CFS experience pain in their muscles and joints, although there is usually no swelling or redness.
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Headaches, sore throat, tender lymph nodes, and dizziness are some other common symptoms of CFS.
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The exact cause of CFS is unknown, although it is believed to be a complex interaction of genetic, infectious, and environmental factors.