background: the aim of this study was to evaluate the relation of intensity of low back discomfort with two factors that contribute to low back pain -ergonomics risk factors and psychosocial factors- most seen in emergency unit nurses. methods: this cross-sectional survey was conducted on 120 emergency unit nurses in isfehan. for daily assessment of psychosocial and ergonomics factors and inten...

Certain visual stimuli, such as striped patterns and filtered noise, have been reported to be uncomfortable. Some filtered noise patterns judged as uncomfortable are those with a relative decrease in contrast amplitude at high spatial frequencies, compared with the statistics typical of natural images. Decreased amplitude at high spatial frequencies is a characteristic often associated with per...

Background: Particular circumstances in the intensive care unit have led the patients to experience significant levels of pain and discomfort. On the other hand, these patients cannot express their discomfort due to several reasons. Aim: to develop the causes of discomfort in the intensive care units. Methods: In order for assessing the causes of discomfort, the initial questionnaire was extrac...