An objective measure that will predict discomfort reliably, and which can be used at an early stage in the development of a vehicle and its seating, would have the potential to reduce the prevalence of musculoskeletal problems associated with driving. This paper reports on an extended road trial study to further investigate the potential value of pressure distribution data in the prediction of ...

background: studies on the prevalence of work-related musculoskeletal disorders (wmsds) in computer users is high. the aim of this study was to determine the effect of three ergonomics intervention on body posture and musculoskeletal disorders in office workers (computer users) in isfahan gas company. these interventions include education, sports and installation of software on computer systems...

background and objectives: musculoskeletal disorders are common among children. burden imposed on neck, shoulder and back areas by carrying schoolbags may result in musculoskeletal disorders in students. the aim of this study is to determine the frequency of musculoskeletal symptoms and factors associated with these symptoms in students of tehran.   methods: three hundred and forty students par...

The present study evaluated two design modifications (rubber grip and torsion spring) to the conventional manual Cleco pliers by electromyography (EMG), hand discomfort, and design satisfaction. This study also surveyed workers' satisfaction with selected design features of the pliers for ergonomic improvement. A two-way (plier design x worksurface angle) within-subject (nested within gender an...

This paper presents a quantitative discomfort evaluation method based on biomechanical analysis results for human body movement, as well as its application to an assessment of the discomfort for truck ingress and egress. In this study, the motions of a human subject entering and exiting truck cabins with different types, numbers, and heights of footsteps were first measured using an optical mot...