In the close eye, pay attention to maintain reasonable eye habits, general recommendations for reading or use of electronic products, do not continuously more than half an hour, every half an hour or so to do a long-distance view or to the outdoors, so that you can relieve eye fatigue. Continuous use of electronic products or long time reading control within 4 hours a day, to be able to effectively avoid the occurrence of eye fatigue, if it is a teenager or a child, can also maximize the avoidance of myopia. During the work of the appropriate distance, can make the eyes to relax, prevent visual fatigue.