Can smartphone be responsible for blurry vision?

Often we don’t realize that our eyes pay a heavy price for all those many hours which we spend on electronic gadgets like computers, smartphones, tablets etc., and the price is - eye strain and dry tired eyes.
And because of the high prevalence, this eye strain experience has been named as computer vision syndrome (CVS).
The symptoms of CVS are also very common such as burning eyes, headache, light sensitivity, back pain upto neck, blurred vision.

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