What Is the 20-20-20 Rule to Maintain Healthy Eyes?

By Vanshika Gaur
13 Jun 2025, 19:30 IST

Spending long hours in front of screens can cause digital eye strain, dry eyes, and discomfort. However, to prevent it here is a 20-20-20 rule, which is a simple technique that helps ease the strain and support eye health. Tap to know how it works!

What Is the 20-20-20 Rule?

The rule is to look at something 20 feet away for at least 20 seconds every 20 minutes.

Reduces Eye Strain

The technique allows our eye muscles to relax, helping to reduce eye fatigue caused by prolonged focusing on screen.

Prevents Dry Eyes

It also helps prevent dry eyes, as looking away encourages blinking and keeps eyes moist, preventing dryness.

Improves Focus

The 20-20-20 rule offers our eyes brief rest periods, helping maintain visual clarity and sharpness.

Supports Eye Health

This rule helps reduce the risk of developing long-term eye issues related to prolonged screen use, such as blurred vision or headaches.

Information Credits

According to PubMed, the 20-20-20 rule helps maintain healthy eyes by preventing dry eyes, reducing eye strain, and more. It is advisable to consult an ophthalmologist for personalised suggestions.