Eye Strain Calculator
Calculate screen breaks using 20-20-20 rule
in
Formula
20-20-20: Every 20min, look 20ft away for 20sec
The 20-20-20 rule reduces digital eye strain significantly.
Examples
8 hrs, 8 breaks
33% compliance — take more breaks!
Frequently Asked Questions
About Eye Strain
Track and reduce digital eye strain with the 20-20-20 rule.
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