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The onset of directed attention fatigue can be triggered by a number of activities involving the use of the brain's inhibitory system. Activities that engage this system include multitasking, [ 7 ] working in an environment with disruptive background noise, [ citation needed ] a lack of sleep, [ 8 ] and rapidly changing focus during a prolonged ...
Fatigue in a medical context is used to cover experiences of low energy that are not caused by normal life. [2] [3]A 2021 review proposed a definition for fatigue as a starting point for discussion: "A multi-dimensional phenomenon in which the biophysiological, cognitive, motivational and emotional state of the body is affected resulting in significant impairment of the individual's ability to ...
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 ...
Fatigue. Trouble sleeping. Just as importantly, depression can also cause cognitive symptoms. These can include: Slowing of mental speed. Problems with attention and concentration. Problems with ...
Symptoms of a mild brain injury include headaches, confusions, tinnitus, fatigue, changes in sleep patterns, mood or behavior. Other symptoms include trouble with memory, concentration, attention or thinking. [3] Mental fatigue is a common debilitating experience and may not be linked by the patient to the original (minor) incident.
Signs and symptoms are also applied to physiological states outside the context of disease, as for example when referring to the signs and symptoms of pregnancy, or the symptoms of dehydration. Sometimes a disease may be present without showing any signs or symptoms when it is known as being asymptomatic . [ 13 ]
Here's what brain fog is, as well as symptoms associated with it and how to find some relief. Brain fog is a common result of having COVID-19. Here's what brain fog is, as well as symptoms ...
The two main symptoms of a major depressive episode are a depressed mood and a loss of interest or pleasure. [3] From the list below, one bold symptom and four other symptoms must be presented for at least 2 weeks for a diagnosis of a major depressive episode. Weight loss or gain; Change in body activity (psychomotor changes) Change in sleep ...