As a result, the unique characteristics and high visual demands of computer and digital screen viewing make many individuals susceptible to the development of vision-related symptoms. Viewing a computer or digital screen often makes the eyes work harder. To help alleviate digital eyestrain, follow the 20-20-20 rule take a 20-second break to view something 20 feet away every 20 minutes. The average American worker spends seven hours a day on the computer either in the office or working from home. The level of discomfort appears to increase with the amount of digital screen use. Many individuals experience eye discomfort and vision problems when viewing digital screens for extended periods.
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