Nearsighted glasses are eyeglasses prescribed for the correction of myopia, and the sphere power on prescription sheet usually begins with "-". Myopia is very common, irregular reading posture, prolonged use of electronic screens are the causes of myopia.
Nearsighted glasses are eyeglasses prescribed for the correction of myopia, and the sphere power on prescription sheet usually begins with "-". Myopia is very common, irregular reading posture, prolonged use of electronic screens are the causes of myopia.
