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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.
Lethargy is a state of tiredness, sleepiness, weariness, fatigue, sluggishness, or lack of energy. It can be accompanied by depression, decreased motivation, or apathy. Lethargy can be a normal response to inadequate sleep, overexertion, overworking, stress, lack of exercise, improper nutrition, drug abuse, boredom, or a symptom of an ...
Emotional exhaustion is symptom of burnout, [1] a chronic state of physical and emotional depletion that results from excessive work or personal demands, or continuous stress. [2] It describes a feeling of being emotionally overextended and exhausted by one's work. It is manifested by both physical fatigue and a sense of feeling psychologically ...
Mental effort can be frustrating and exhausting, almost like a pain in the brain, a new study found. Here’s how to cope. Combat brain fatigue with these top expert tips
Ego depletion. Ego depletion is the idea that self-control or willpower draws upon conscious mental resources that can be taxed to exhaustion when in constant use with no reprieve (with the word "ego" used in the psychoanalytic sense rather than the colloquial sense). [1] When the energy for mental activity is low, self-control is typically ...
Many people complain of low mental energy, which can interfere with work and daily activities. [1] Low mental energy and fatigue are major public health concerns. [1] People may pursue remedies or treatment for low mental energy. [1] Seeking to improve mental energy is a common reason that people take dietary supplements. [6]
Psychological stress. In psychology, stress is a feeling of emotional strain and pressure. [1] Stress is a form of psychological discomfort and mental discomfort. Small amounts of stress may be beneficial, as it can improve athletic performance, motivation and reaction to the environment. Excessive amounts of stress, however, can increase the ...
Emotional lability. In medicine and psychology, emotional lability is a sign or symptom typified by exaggerated changes in mood or affect in quick succession. [1][2] Sometimes the emotions expressed outwardly are very different from how the person feels on the inside. These strong emotions can be a disproportionate response to something that ...