I just heard this the other day. If you spend hours in front of a screen each day, do your eyes a favor, every 20 minutes, take a break and stare at something 20 feet away for 20 seconds.

I just heard this the other day. If you spend hours in front of a screen each day, do your eyes a favor, every 20 minutes, take a break and stare at something 20 feet away for 20 seconds.