How to relax your eyes for a long time at the computer

Long-term to the computer, relax the eyes as follows: 1. Control the time. Look at the computer for 40 minutes, rest for 20 minutes. 2. Often look at the distance, look at the near, you can relax to look at the distance. 3. You can use some drug intervention, including artificial tears, sodium hyaluronate, etc. to nourish and protect the surface of the eyeball. When looking at things at close range for too long, blink will often decrease, will cause dry eyes, tear film evaporation too strong. With tears can protect the cornea, can reduce visual fatigue, prevent corneal lesions.