Working a lot at a computer? Try the 20-20-20 rule to avoid eyestrain: Every 20 minutes, look away about 20 feet in front of you for 20 seconds. Giving your eyes a break throughout your workday is important.
Working a lot at a computer? Try the 20-20-20 rule to avoid eyestrain: Every 20 minutes, look away about 20 feet in front of you for 20 seconds. Giving your eyes a break throughout your workday is important.