What can parents do to prevent myopia in children? From the age of 4, parents should check their children’s vision regularly, pay attention to whether the children’s vision is normal, and diagnose and treat any problems in a timely manner. At the same time, parents or teachers should educate children to do the following 1. Become a good hygiene habit to prevent infection. Wash your hands regularly and don’t rub your eyes with dirty hands; prevent sand, dust and other things from falling into the eyes. It is best to put sunglasses and sun hats on children to protect their eyes when they go out in summer. 2. Teach children to learn eye hygiene. Children begin to learn to write, read, to have a good environment, and pay attention to the development of children’s correct reading and writing posture: (1) to have sufficient light. The light should come from the upper left, so that there will be no dark shadows. (2) The posture should be correct. Sitting at the table, your upper body should be straight, your head should not be crooked, nor should you lean forward excessively, nor should you lie down on the table. The eyes should be about 33 cm (1 foot) away from the book. (3) To purchase a table and chair according to the height of the child, so as to ensure the realization of the correct writing posture, so that the eyes and the book distance to achieve the correct requirements. (4) To prevent eye muscle fatigue, do not study for too long, and take a 10-minute break after 40 minutes of reading: look at distant objects and do eye exercises. (5) Children’s writing paper should be used as far as possible non-reflective, non-translucent white paper. (6) When watching TV, people and the TV set to maintain a distance of more than 3 times the diagonal of the fluorescent screen, every half hour should let the eyes rest for 15 minutes. In addition, video games are easy to harm children’s eyesight, parents should pay attention. 3, pay attention to nutrition, to develop good eating habits. Grains and cereals, meat and vegetables, eat more green vegetables, do not be partial food. You can eat pork liver, lamb liver, less spicy and oily food, control the intake of sweets, which is beneficial to prevent myopia.