20-20-20 Rule

Every 20 minutes, take a 20-second break and focus your eyes on something at least 20 feet away.

Last Updated: March 27, 2023

Many of us spend a good deal of our time staring at screens from laptops, computers, smartphones, gaming systems and television. This can put a lot of strain on our eyes and cause eye fatigue. When using your screens, remember to give your eyes regular breaks.

Video: What is the 20-20-20 rule? | Dr. Beth Lennox


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  2. Alghamdi WM et al. Impact of an educational intervention using the 20/20/20 rule on the computer vision syndrome. Afr Vis. 2020;79(1):1-6.