Computer Vision Syndrome

Computer Vision Syndrome

Do you have headaches, eye strain, blurred vision, dry or irritated eyes along with neck aches and back pain?


No doubt you have Computer Vision Syndrome. Computer vision syndrome is a set of eye and vision related problems that result from extended computer usage. Various investigators have reported prevalence of eye symptoms in 25- 93% of population. The symptoms are usually caused by workplace, working habits and visual conditions. Addressing to the prevention of Computer vision syndrome involves taking measures to control lighting, glare on computer screen, establishing proper working distances and posture for computer viewing. It is important to examine eyes regularly at least once in a year and follow proper viewing habits to reduce the development of the symptoms associated with Computer Vision Syndrome.

Computer Vision syndrome can be diagnosed with the help of comprehensive eye examination, by taking patients’ history to determine whether it is due to genetic conditions, general health problems or any medication taken recently. Visual Acuity measurements are also done to assess the extent the vision is affected.

Some computer users experience problems related to focusing or coordination of eye which is impossible to correct with power lens or eye glasses. For such problems, Vision therapy or visual training should be provided to improve visual abilities. These are in the form of eye exercises that can help in deficiencies of eye focusing, eye movement etc.

A few tips to overcome Computer Vision Syndrome are listed below:

  • Location of computer screen should be 5 to 20 degrees below eye level i.e. 4-5 inches from the center of the screen and 20 to 28 inches from eye.
  • Position the computer screen to avoid glare from windows or ceiling lights.
  • Use a screen glare filter to decrease the amount of light reflected from screen.
  • Rest your eyes for 15 minutes after continuous computer usage for over 2 hours. While viewing the computer, look into distant objects at regular intervals for 20 seconds, so that your eyes can refocus on the tasks on your computer.
  • Make an effort to blink regularly to keep the front surface of your eyes moist.
  • A very simple solution is to use UV glasses while using computer. HITECH vision clinics can provide tips on computer usage as well as prescription of appropriate glasses.
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