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Computer vision syndrome (CVS) occurs as trouble ensuant from either focusing a eyes on the computer display for protacted, uninterrupted periods of time.
A symptoms of CVS include headaches, blurred vision, neck pain, fatigue, eye strain, and difficulty refocusing a eyes.
A single can be entity to mitigate a chance of CVS by adhering to the "20-20-20 rule": each Xx minutes, focus a eyes in an object Xx feet away for Xx seconds.
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