That because of the fatigue of eyes, it will get dry eye, tears, eye swollen, sore eye or blur vision symptom later if you not pay attention to this situation. This is just because long time uses of the eyes to computer working while the screenshot are too dazzling to your eyes, it hurt the visual purple to makes color cast and hurt the visual pigments. You'd better take care of your eyes, relax your eyes every 20 minutes when you work and make sure the computer in modest rays' condition. You know long time eye use will cause vision problems such as myopia, glaucoma, cataract etc. In order to protect your eyes from the disease, please doing the follows. Moisten your eyes with eye blinking.The blinking itself is the good way of self-protection of your eyes. If you work in a room with air conditioner, please prepare a cup of water near your desk to increase ambient humidity. Take eyes massage after long time's working. Make sure the nutrients of your eyes needs. Eyes drop and periodic physical examination will also help with the healthy care of your eyes.