This literature review paper on ergonomically study about various work posture of visual display terminal operator like standing, sitting, combination of standing and sitting, effect of illumination, height of screen on workplace. These factors affects VDT operator on musculoskeletal disorder, neck, shoulder, eye strain and also on alertness, sleepiness, performance of VDT operator. This study ...

normal 0 false false false microsoftinternetexplorer4 background: war is a known cause of tremendous physical injuries to different body organs, and eyes are not exceptions. war-related no visual acuity (nva) affects both the victim and the family. activity of daily living (adl) can display personal life independency and is considered as a morbidity index. this study was designed to investigate...

We examined the influence of backrest inclination and vergence demand on the posture and gaze angle that workers adopt to view visual targets placed in different vertical locations. In the study, 12 participants viewed a small video monitor placed in 7 locations around a 0.65-m radius arc (from 65 degrees below to 30 degrees above horizontal eye height). Trunk posture was manipulated by changin...