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不是玩手机,越来越多人近视的关键是这个
身边越来越多人近视了,无论是白领、大学生、高中生……甚至小学生。但其实,从60年前开始,近视就开始逐渐“传染”到很多人。上世纪80年代,中国人的近视患病率为10%~20%;而如今,我国青少年总体近视率是53.6%[1]。1971年,美国的近视率为25 ...
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