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Computer-induced health problems can be an umbrella term for the various problems a computer user can develop from extended and incorrect computer use. A computer user may experience many physical health problems from using computers extensively over a prolonged period in an inefficient manner. The computer user may have poor etiquette when ...
Specific activities that have been postulated as potential risk factors include intensive computer mouse use, trackball use, [10] and typing, as well as some pastimes, including bowling, golf, fly-fishing, piano-playing, sewing, and knitting. [11] The incidence of diagnosis of the condition is higher in women than in men. [11]
Nerve compression is a result of poor posture, prolonged computer use is an example of repetitive strain injury which affects the musculoskeletal system. [ 16 ] [ 2 ] Whiplash injury , whereby the force causes strain to the capsule and ligaments of the apophyseal joints of the cervical spine . [ 7 ]
Myalgia or muscle pain is a painful sensation evolving from muscle tissue. It is a symptom of many diseases . The most common cause of acute myalgia is the overuse of a muscle or group of muscles ; another likely cause is viral infection , especially when there has been no injury .
The study claims that daily computer use of 2 hours or more increases the risk for pain at most anatomic sites. [25] Consistently long sessions of video game play also leads to an increased likelihood of lower back pain, according to a study conducted in a population of school children.
There is a growing consensus that psychosocial factors are another cause of some MSDs. [11] Some theories for this causal relationship found by many researchers include increased muscle tension, increased blood and fluid pressure, reduction of growth functions, pain sensitivity reduction, pupil dilation, body remaining at heightened state of sensitivity.
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On EMG, recruitment patterns can be reduced or increased. Findings can vary even within the same muscle of an affected individual. [1] Muscle biopsy may display several common findings including inflammatory cells invading muscle cells, vacuolar degeneration, and inclusion bodies of aggregations of multiple proteins.