Most myopia in children is pseudophakic, but vision loss in children has become a prominent problem in current childhood diseases and one of the focal points of concern for schools and families. From the ophthalmology of the Children’s Hospital affiliated with the Capital Institute of Pediatrics, the proportion of myopia, astigmatism, refraction is not being ophthalmologic disease in children is increasing, recently has accounted for 30%, and, the age of the beginning of vision loss in children is also getting younger and younger, the number of children with myopia at the kindergarten stage is rising, it can be said that the prevention of vision loss in children is an urgent issue in front of the whole society. Treatment of myopia in children is not yet the cure, preventive measures are particularly critical: 1, diet: scientific and reasonable recipes, change the bad habits of children picky eaters. In addition, children like to eat snacks is not conducive to eye health. 2, pay attention to eye hygiene: this is as a cliché subject, but unscientific use of the eyes is the direct cause of vision loss. 3, drug prevention and control: the current prevention of vision loss drugs are constantly introduced to the market, within a certain range to lift eye fatigue, prevention and control of pseudomyopia has an effect. 4, regular eye examinations: eye diseases can be detected and treated in time, for pseudomyopia timely detection can be effectively corrected. The specific methods of treating myopia in children are: 1, with the right glasses: is the preferred method of treating myopia in children, can achieve the effect of controlling further decline in vision and correcting vision. 2, OK lens treatment has some efficacy: from the current clinical practice, this method is difficult to cure myopia, but can control the loss of vision. The side effects should not be ignored, mainly susceptibility to infection; several cases of OK lens infection were reported around 2000, and such infections have occurred in hospitals with poor medical conditions. 3, drug treatment: At this stage, the efficacy of simple drug treatment of myopia in children is limited and cannot achieve the purpose of the root cause. 4, other device treatment: in general, there are many varieties and poor efficacy. As for surgical treatment, the current medical level is limited to adults over 18 years old, and cannot be popularized to children.