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People with ME/CFS experience persistent debilitating fatigue. It is made worse by normal physical, mental, emotional, and social activity, and is not a result of ongoing overexertion. [3] [2]: 12 Rest provides limited relief from fatigue. Particularly in the initial period of illness, this fatigue is described as "flu-like".
Mental fatigue is a temporary inability to maintain optimal cognitive performance. The onset of mental fatigue during any cognitive activity is gradual, and depends upon an individual's cognitive ability, and also upon other factors, such as sleep deprivation and overall health. Mental fatigue has also been shown to decrease physical ...
The concept reflected adverse work-related effects on mental and physical health. [14] In 1869, New York neurologist George Beard used the term " neurasthenia " to describe a very broad condition caused by the exhaustion of the nervous system, which he argued was to be found in "civilized, intellectual communities."
Post-exertional malaise (PEM), sometimes referred to as post-exertional symptom exacerbation (PESE) [1] or post-exertional neuroimmune exhaustion (PENE), [2] is a worsening of symptoms that occurs after minimal exertion.
The fatigue must have lasted for 6 months or longer, and be present at least 50% of the time; Other symptoms are possible, such as muscle pain, mood problems, or sleep disturbance; Conditions known to cause severe fatigue and some mental conditions exclude a diagnosis. Post-infectious fatigue syndrome also requires evidence of a prior infection ...
Fatigue. Muscle or body aches. Headache. Nausea or vomiting. Diarrhea “These variants still have the potential to cause severe disease,” Russo says. Is there a booster shot against the XEC ...
Mold illness isn’t easy to define, and the path from home mold growth to debilitating chronic health symptoms is complicated. But often the story starts like this: Moisture in a home can cause ...
Some members of the medical community do not consider fibromyalgia a disease because of a lack of abnormalities on physical examination and the absence of objective diagnostic tests. [ 255 ] [ 256 ] In the past, some psychiatrists have viewed fibromyalgia as a type of affective disorder , or a somatic symptom disorder .