ERGONOMICS_-_Office_workstation_computer_2010

ERGONOMICS_-_Office_workstation_computer_2010 - ASSOCI ATE...

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Unformatted text preview: ASSOCI ATE PROFESSOR DR. SI TI ZAWI AH MD. DAWAL DEPT. OF ENGI NEERI NG DESI GN AND MANUFACTURE UNI VERSI TY OF MAL AYA I ntroduction I t is common now and accepted that one should sit in the office. Yet, low back pain and musculoskeletal discomfort and together with eye-strain constitute the majority of subjective complaints and objective symptoms of computer operators. I s there a normal, healthy, ideal posture? Theories of Healthy Standing The normal or healthy standing was recommended by Staffel in 19 th century. I t has been used by physicians, mothers, teachers, orthopedists etc. Even today that upright or straight standing posture with slight lordoses (forward bends) are considered as good and proper , healthy, balanced and neutral Theories of Healthy Sitting At least a century it was common belief that standing and sitting with a straight back is physically desirable and social proper for pupils and adults alike. Apparently, human body is adapted to change to moving about. Sitting or standing still for extended periods is uncomfortable and leads to compression of tissues, reduction in metabolism and deficiency in blood circulation in the lower legs. Good Working Positions To understand the best way to set up a computer workstation, it is helpful to understand the concept of neutral body positioning. positioning....
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This note was uploaded on 01/06/2011 for the course MANUFACTUR KXGP6103 taught by Professor Siti during the Summer '10 term at University of Malaya.

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ERGONOMICS_-_Office_workstation_computer_2010 - ASSOCI ATE...

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