Friday, June 13, 2008

Computer Vision Syndrome (CVS)

Computer Vision Syndrome (CVS) is the general term used to describe the variety of vision-related symptoms that may be aggravated by regular use of a computer. It is more likely to experience eyestrain and eye fatigue while sitting at the computer, because of unique visual demands that are unlike those associated with most other activities. Eye-Q survey conducted in 2007 by American Optometric Association shows that more than 70% of Americans who use computer have CVS. However, CVS has not been proven to cause any permanent damage to the eye.

a) Symptoms of CVS
-Eyestrain, Headache, Blurred vision, Fatigue and pain in the neck, shoulder, and back, Dry and irritated eyes, Light sensitivity

b) Causes of CVS
-High focusing effort
-Decreased blink rate
-Poor ergonomic setup and posture
-Glare and Reflection
-Low quality display
-Dehydration
-Unfavorable contrast level

C) Mitigation
-Minimize glare and reflection
-Take frequent breaks
-Consider computer eye wear
-Ergonomic adjustment
-Adjust the brightness and contrast of your computer screen
-Upgrade your display
-Blink more often

-Use artificial tears
-Stay hydrated and improve the eating habit
-Exercise your eyes
-Take enough rest
-See your ocular hygienist.

2 comments:

Anonymous said...

nice one man! I hope to see the detail article on this

cheers ! :)

Anonymous said...

Nice article, but I do have one curiosity. Will the problem appear if we use LCD monitor? or the article is only for those who uses the CRT monitor.