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Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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CFS - Chronic Fatigue Syndrome
- Overview, Causes, & Risk Factors
- Symptoms & Signs
- Diagnosis & Tests
- Prevention & Expectations
- Treatment & Monitoring
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Symptoms & Signs
What are the signs and symptoms of the condition?
The Center for Disease Control, or CDC, has established criteria for a diagnosis of chronic fatigue syndrome. First of all, the individual must have a recent history of fatigue. The fatigue must be severe and last, whether constant or not, for at least six months. This fatigue is not relieved by rest. It forces people to reduce their level of activity. Many people describe a sudden onset of fatigue triggered by a physical stress, such as an illness or injury.
At the same time, the person must have at least four of the following eight symptoms for CFS to be diagnosed: