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Computer Vision Syndrome
November 5, 2018, 1:41 pm

Computer vison syndrome (CVS) OR digital eye strain describes a group of eye and vision related problems resulting from prolonged computer, tablet or cell phone use. A Kuwaiti on an average spends 8-9 hours everyday on the computer screen.

The most common symptoms associated with the computer vision syndrome are eye strain, headache, blurred vision, dry eyes, and neck and shoulder pain.

Causes include poor lighting, glare on the computer screen, improper viewing distance, poor seating posture, uncorrected visual problems and air conditioning of the room.

The level of discomfort depends on the amount of digital screen use. When the visual demands of the task far exceed the visual ability of the individual, it is the start of problems.

People can be diagnosed by taking into account the patient’s history with regards to the amount of screen use and environmental factors, visual acuity measurements and refraction along with dry eye evaluation.


  • Improved vision care includes wearing the correct eye glasses or contact lenses prescribed by the ophthalmologist. Special lens designs, lens tints or coatings may help to maximize the comfort.
  • 20-20-20 Rule means taking a 20 second break every 20 minutes to look at something that is 20 feet away. Taking a 5-minute break after a screen usage of 1 hour is also recommended.
  • Frequent blinking of eyes as a measure to reduce the symptoms of dry eye.
  • Viewing the computer. Location of the screen should be 15-20 degrees below the eyelevel and 20-28 inches away from the eye. The lighting should be such that there is minimal glare on the screen. Anti-glare screens will also increase the comfort of the user. Chairs should be comfortably padded and conform to the body. Chair height to be adjusted so that your feet rest flat on the floor. Arms should be supported while typing.



Dr. Aswathy Mohan

M.S,D.N.B ophthalmology)                         

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