In order to avoid hereditary myopia, it is best to choose a partner who is no longer nearsighted. To try to avoid myopia environmental factors: 1, often more to look into the distance; 2, reading, writing posture should be correct, eyes from the book a foot away, chest from the edge of the table a fist away, hands from the tip of the pen an inch away; 3, continuous reading, writing time should not be too long, to an hour is appropriate. After reading look far away from the map or do eye exercises or acupressure; 4, reading and writing lights should not be too bright, nor too dark; 5, do not write too small fonts to prevent eye fatigue; 6, do not lie in bed, walking or reading in an open carriage; 7, watch TV distance to more than three meters, do not exceed the time over two hours, TV contrast and brightness to adjust the appropriate, not to lie down to watch TV; 8, never play video games. 8, never play video games; 9, when operating a computer, the TV screen in front of the installation of anti-radiation transparent plate or wear anti-radiation protective glasses after operation; 10, patients with pseudomyopia, should never wear glasses. Experts believe that: the adolescent period, is the developmental stage, the eye has the ability to self-repair, through effective treatment can restore the normal function of the eye, so, never prematurely give children with glasses. Third, eat less sweets and spicy food, eat more vegetables, fruits, seafood, animal liver, soy products, eggs and foods containing zinc, calcium, chromium, selenium, carotene and other trace elements. Pay attention to personal hygiene, wash your hands regularly and do not rub your eyes with dirty hands. Five, keep a relaxed mood, and actively participate in recreational activities. Six, to regularly go to the professional sector to check vision, especially in adolescence, if the vision is lower than 1p0, to timely treatment, can be restored to normal vision.