Computers have become an epitome of modern life, being used in every aspect of life. India has been in the forefront in cyber world with IT industry developing into a major service provider. There are approximately sixcomputers/1000 population with an installation of 18 million Personal Computers (PCs) and their number Issue 1 2012 2 increasing all the time (1) . This has also ushered in a new genre of occupational health problem i.e. of computer related health problems. The proliferation of video display terminals (VDT), in the modern office setting has generated concern related to potential health hazards associated with their use (3) . Using the wrong chair or just sitting improperly in front of a computer for long time can lead to chronic debilities such as stiffness, headache, and backache. Muscles and tendons can become inflamed due to greater periods of sitting on PC's. Carpal tunnel syndrome is a common example of an overuse injury associated with computer work. This painful disorder of the hand is caused by pressure on the main nerve that runs through the wrist. The fingers are also prone to overuse injury, particularly the finger that clicks the mouse buttons (2) . Surveys of computer workers reveal that visionrelated problems are the most frequently reported health- related problems, occurring in over 70% of computer workers (4)
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