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Prolonged fatigue is fatigue that persists for more than a month, and chronic fatigue is fatigue that lasts at least six consecutive months, which may be caused by a physical or psychological illness, or may be idiopathic (no known cause). [1] Chronic fatigue with a known cause is twice as common as idiopathic chronic fatigue. [6]
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 ...
Your healthcare provider will also make sure the symptoms you display aren’t related to another physical illness, mental health condition, or substance use. Getting Diagnosed With Cyclothymia
Fatigue is one of the defining symptoms of fibromyalgia. [12] Patients may experience physical or mental fatigue. Physical fatigue can present as a feeling of exhaustion after exercise or limitation in daily activities. [12] Fibromyalgia fatigue can range from feeling mildly tired to flu-like exhaustion.
However, the term psychogenic usually implies that psychological factors played a key causal role in the development of the illness. The term psychosomatic is often used more broadly to describe illnesses with a known medical cause where psychological factors may nonetheless play a role (e.g., asthma as exacerbated by anxiety).
In the long term, sustained psychological battery can lead to mental maladies as well as physical ailments, such as major depressive disorder and autoimmune diseases. “Chronic stress is probably ...
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".
The cause of somatic symptom disorder is unknown. Symptoms may result from a heightened awareness of specific physical sensations paired with a tendency to interpret these experiences as signs of a medical ailment. [2] The diagnosis is controversial, as people with a physical illness can be misdiagnosed with it.