Eye Nerve on Computer

Eyestrain associated with computer use isn’t thought to have serious or long-term consequences, but it’s disruptive and unpleasant. If you or your child spend more than two hours each day in front of a computer screen, you likely experience some symptoms of computer vision syndrome or CVS.

The main symptoms of CVS are –

  • Sore, tired, burning or itching eyes
  • Watery eyes
  • Dry eyes
  • Blurred or double vision
  • Headache and sore neck
  • Difficulty shifting focus between monitor and paper documents in your work area
  • Color fringes or afterimages when you look away from the monitor Increased sensitivity to light

Since this a profession related complication, it can be treated with modifying the work area and introducing some alterations in the work habit to reduce the symptoms.

  • The computer screen should be slightly below eye level (about 20 degrees). Copy should be at the same level as the screen.
  • Wrists and lower arms are parallel to the floor while working on keyboard.
  • The working chair should be comfortable with a good back support.
  • Sit straight on the chair with feet flat on ground, thighs parallel to ground and back erect.
  • The screen brightness and contrast should be adjusted by the operator for the maximum viewing comfort.
  • The workstation lighting should provide a 10:3 ratio: screen characters 10 times brighter than the screen background; room illumination 3 times brighter than screen background.
  • Eliminate glare and screen reflections by moving or tilting the computer or getting an anti-glare screen.
  • Try not to face toward windows or bright light sources.
  • Operators should face into an open space beyond the computer screen.
  • Clean the screen regularly as they attract dust.

To reduce the symptoms, there are some alterations in the work schedule that can be done.

  • Take a break after every 11/2 to 2 hours. Get up from the workstation and walk 20 paces one side and 20 paces the other side. Sit on your chair and close eyes for 3-4 minutes.

 Consciously blink your eyes more frequently as the blink rate is reduced with continuous work on computers causing dryness.

  • Use artificial eye drops for lubricating the eye.
  • If still symptoms persist, then get an eye examination done to rule out any refractive error. If there is oneFeature Articles, then use corrective glasses for the same.