The development of a 10-year-old’s eye is close to that of an adult, so the normal visual acuity should be 1.0 or higher, which is 5.0 or higher on the visual acuity scale, which is the normal range of vision. Because 10-year-olds are in a critical period of growth and development, this stage can easily lead to myopia if they do not pay attention to their eye habits. Children of this age must usually pay attention to take the correct and reasonable method of eye use, try to control the use of electronic products time, reading or writing homework to maintain the correct reading distance, the distance is at least 35-40cm, do not lie down to read, and do not read in the car, these bad habits can cause myopia. Try to increase outdoor time, which is an effective way to alleviate the occurrence and development of myopia.