If myopia continues to grow after the age of 18, this is usually seen in pathological myopia, which is usually caused by congenital genetic factors, and the degree of myopia is usually higher, most patients will exceed 600 degrees, and even after the age of 18, myopia still has not stopped the trend of development, for this situation must be taken seriously. The higher the degree of myopia, the greater the damage to the eyes, high myopia usually refers to more than 600 degrees of myopia, this situation will not only cause vision loss, but also high myopia fundus lesions, and may even lead to irreversible vision loss.