Prevention and treatment of myopia in children: 1, pay attention to eye hygiene, when reading pay attention to the distance between the eyes and the book, posture should be correct, not lying down to read or walking while reading; pay attention to reading lighting light to be adequate, reading and writing for 40 minutes in a row should rest, look away, not too much indulgence in video games, television. 2, pay attention to eye health care: adhere to daily eye exercises, crystal exercises (rhythmic rapid alternate look far look near); self-acupressure (eye-mind, save bamboo, fish waist, silk bamboo empty, Cheng weep, four white, etc.); see more green trees. 3, pay attention to diet: eat more carrots, tomatoes or whatever or food containing more lutein, and eat less sweets. 4, change the way of play: modern urban children’s games are mostly indoor self-entertainment type, such as personal toys, game consoles, computers, television, etc., have rarely seen children’s spontaneous outdoor group games, such as hide-and-seek, etc., so that children in the little time after school has been pathetic almost out of the house, there are few opportunities to get out of the near vision environment every day. For this reason, parents and teachers should encourage children to change the way they play and do more outdoor activities.