Computer Vision Syndrome – What You Need to Know

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operating optometrist, I come very often the people who have no visible eye problem but complained headache, fatigue, strain the eyes and dry-eye. What all these people have in common foreign long hours working on the computer. Believe it or not, computer related eye problems recognized as a separate entity called “Computer Vision Syndrome” or CVS. In this era of technology, life without a computer is simply unimaginable for most of us. While some people just to check individual mail, there are others that their life and work depends on the computer. Young children are often hung on the charm of online gaming and adolescents are addicted to social networking sites. The IT industry is booming and all that was once manual is now computerized. Nevertheless, as much as it makes our lives easier, computers bring their own health risks.

When we work on a computer screen, our eyes and muscles leaving some physical and physiological changes. Our flashing rate- system is used to keep your eyes evenly moist drastically reduces as we are so engrossed in the screen and type “forget” to blink. This causes the tear film on our eyes to break and dry out quickly and cause burns and gritty feeling eventually leading to a red swollen eyes. Since the distance between the eyes and our computer screen is usually very less, have our eyes to have extra effort and “meet” so that the focus on an object on the screen. Doing this for a long time without breaking leads to fatigue, headaches and eyestrain. Not only the eyes, our work-place ergonomics also determines our posture and the beginning of or related problems like spondylitis and back pain. Unpleasant chair or low table can cause us to slouch and bend forward – the backbone of health effects in the long run. One might wonder why we can read books for hours and never get tired- so it is so different from a computer screen? Distance where we read books is much less distance where we put out a computer screen. Secondly, the image on the screen is made up of many dots that are brightest at the center and fade to limit the black pigment printing offers a uniform black-and-white contrast that our brain finds it easier to check. all the problems arising from the above discussed ways are collectively referred to as the “Computer Vision Syndrome”.

Computer Vision Syndrome is characterized by chronic eye strain, occasional blurred vision, dry or burning eyes, light sensitivity, head-ache and neck, shoulder or back pain. Most computer users to one or more of these problems to a greater or lesser extent. Unfortunately, these are often dismissed as “stress-related” or “lack of sleep”. Although CVS is not a disease in itself, it is definitely a concern because of the growing prevalence. Eye discomfort and other symptoms have a direct impact on the performance of the individual and personal well-being so that the impact / effectiveness of its work.

While Computer Vision Syndrome is fast gaining momentum, especially among young people and middle- aged, there are several methods that can be employed to ensure good eye health

-. Make sure that the workstation is comfortable and choose a chair that adequately supports your spine and it adjusted the height so that your feet rest comfortably flat on the floor. Awkward height either chair or table can cause unnecessary strain on your neck, backbone and eyes

-. If the child’s “screen child”, to ensure that your computer is limited to a few hours of heavy muscle work during the growing period, can interfere with normal growth and development of the visual system of the child

-. The computer screen should be placed at a level that is lower to your face so that your eyes are part of the eyelids while you work and not become too dry. Adjust the height so that the screen is a slightly lower price than your eyes while you sit upright and erect

-. Time regular breaks and spend 10-15 minutes to sit with eyes closed and / or focusing on a distant object like a tree outside your window. This exercise helps “stretch” the eye muscles reduces the risk of strain. Use an alarm clock or a reminder on your computer that will push you to take a break every hour or so

-. Avoid placing the computer in a place where it can reflect too much light (like the side window or far lamp). Use anti-reflection coating on the screen to minimize glare. Studies have shown that the symptoms of CVS was significantly less in patients using anti-reflection coating on the glasses of

-. Tilt the screen slightly down angle so that it does not reflect light directly into your eyes. You will be amazed at how effective this seemingly simple process turns out to be

– Another simple but useful tip is to use a “reverse contrast” on your screen. White letter on black background reduce the glare from the screen and provide better contrast. Always adjust the font comfortable and acceptable so you do not have to squeeze and squint while reading

-. Keep a package of preservative-free lubricating drops well for use in space-time, or even at your work-place. Believe me, they are very refreshing

– For those above forty, it is important to be wearing the proper correction. Talk to your eye care specialist on occupational demands and ask for the “intermediate” distance correction along lesgleraugu devices. Special “computer glasses” are now available that can be customized as per your requirements to ensure comfort and productivity.

Computer Vision Syndrome is just another addition to a long list of life-style caused problems, but the solution is relatively simple. Pay attention to details is after all worth the trouble if it promises better health and comfort for the eyes. Working on the computer as long as you want, but take care not to stress you out. Small steps go a long way in maintaining the health of your eyes and back. Remember, health is always first!

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