The effect of psychosocial stress on trapezius muscle activity during computer work: A review

Psychosocial stress is a common phenomenon in a working world. There are indications that psychosocial stress will increase muscle activity and eventually contribute to musculoskeletal disorders problem. The aim of this review is to identify the effect of psychosocial stress during computer work towards trapezius muscle activity. Another objective is to identify and categorize the task and condition used by previous researchers to induce the stress for future study. A systematic literature search has been conducted and 25 articles have been included in this paper. In conclusion, most of previous study have been recognized the effect of psychosocial stress on trapezius muscle activity during computer work. Besides that, several types of tasks have been recognized to induce stress among subjects.