Myopia, or nearsightedness, is the most common refractive error of the eye, and it has become more prevalent in recent years. It is a vision condition in which close objects are seen clearly, but objects farther away appear blurred. Children's education is known to have a far greater impact on their sight than genetic factors. A century-old belief that high daylight levels in schools could prevent myopia may be true even today. The research on myopia has also revived an old ...
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