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The experience of eye strain when reading in dim light has given rise to the common misconception that such an activity causes permanent eye damage. [3] When concentrating on a visually intense task, such as continuously focusing on a book or computer monitor, the ciliary muscles and the extraocular muscles are strained. This causes discomfort ...
BFS was classified in the fourth revision of the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV) as a culture-bound syndrome. [1] Individuals with symptoms of brain fag must be differentiated from those with the syndrome according to the Brain Fag Syndrome Scale (BFSS); [1] Ola et al said it would not be "surpris[ing] if BFS was called an equivalent of either depression or anxiety".
Anemia is one such condition and is related to an iron deficiency that makes it harder for the body to transport oxygen to cells. Heart disease can also affect energy levels. Heart disease can ...
On balance the evidence seems to favour an association with neuropathology in the left anterior temporal/parietal regions. [79] Other feelings such as anger, anxiety, frustration, and hopelessness also appear frequently. Suicide is a possibility, since it accounts for 15% of MS deaths. [80] Rarely psychosis may also be featured. [81]
As many as 20% of veterans who served in Iraq and Afghanistan have post-traumatic stress disorder, or PTSD, a diagnosis that includes the flashbacks, nightmares, anger, and anxiety people can ...
Amblyopia, also called lazy eye, is a disorder of sight in which the brain fails to fully process input from one eye and over time favors the other eye. [1] It results in decreased vision in an eye that typically appears normal in other aspects. [ 1 ]
Eventually he separated it from anxiety neurosis, though he believed that a combination of the two conditions existed in many cases. [3] In 19th-century Britain and, by extension, across the British Empire, neurasthenia was also used to describe mental exhaustion or fatigue in “brain workers” or in the context of “overstudy”. [15]
Optic neuropathy is damage to the optic nerve from any cause. The optic nerve is a bundle of millions of fibers in the retina that sends visual signals to the brain. Damage and death of these nerve cells, or neurons, leads to characteristic features of optic neuropathy.