There is no authoritative data to indicate how many degrees of myopia need glasses, generally true myopia or mixed myopia more than 100 degrees, need glasses. Generally patients with true myopia, myopia degree of 100 degrees, and patients with visual fatigue, blurred vision, protruding eyeballs and other manifestations, the need for glasses. In addition, patients usually appear myopic state, but after using ciliary muscle paralysis drugs, myopia symptoms will improve, but not completely disappear, which indicates that myopia from pseudomyopia to true myopia transition. If the patient’s mixed myopia reaches 100 degrees, glasses are also needed. It is recommended that myopia patients need to consult a doctor in time, the doctor will judge the need to wear glasses according to the patient’s degree of myopia, for those who need to wear glasses can choose to wear corneal contact lenses or frame glasses. In addition, myopic people usually need to ensure enough rest, should not look at electronic products for a long time. If you work on the computer for a long time, you can relieve eye fatigue by looking at green plants or looking into the distance.