With most people spending hours daily on computers, smartphones, and tablets, digital eye strain – or computer vision syndrome – has become increasingly common. Symptoms such as blurred vision, headaches, watery eyes, and difficulty focusing often result from prolonged screen exposure.

To combat this, eye specialists recommend the 20-20-20 rule, a simple practice designed to relax the eyes and prevent long-term strain.

What Is the 20-20-20 Rule?

The rule is straightforward: every 20 minutes, look at something 20 feet away for 20 seconds. This mini-break allows the eye muscles to relax and reduces the constant stress of focusing on nearby objects. The idea is based on the fact that our eyes are not designed to focus on digital screens for extended periods without rest. By shifting focu

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