A 10 year old boy with 200 degrees of myopia does not need glasses if he is pseudomyopia; if he is truly myopic, he needs glasses. When a 10-year-old boy is nearsighted, he needs to go to the hospital for a vision check and optometry, and go through a series of tests by a professional doctor to determine whether the child is really nearsighted and the degree of nearsightedness. If the child is pseudomyopic, glasses are not required. If the child is truly nearsighted with vision loss, the child will need to wear glasses to correct his vision. 10-year-old boy myopia, to meet the requirements of prescription glasses in a timely manner, but also need to pay attention to the usual habits of the eyes, to maintain a certain distance from the textbooks, do not hunchback, every once in a while to relax the eyes and increase the time of outdoor activities and so on. It is recommended that children with myopia consult a doctor in a timely manner to assess their condition and follow the doctor’s instructions for treatment.