Answer by Sri ram B:
Protect your vision using 20-20-20 rule. That is for every 20 minutes, look at anything 20 feet away for 20 seconds.
I found this website to be very helpful.
- Make this website your browser's homepage.
- Pin this tab to prevent it from accidentally closed.
- Click Start PYV.
After each 20 minutes, you'll be prompted with a sound and an option to take rest for 20 seconds. If you click that option, your browser will enter full screen mode for 20 seconds.
This is a great way to prevent eye strain as we often forget to rest our eyes.
Sorry if someone answered this already.
Thanks a lot. Finally 3k+ upvotes.