大家也许已经发现,我们身边戴眼镜的人多了,而且开始戴眼镜的年龄也比以前小多了。据权威部门调查显示:目前,我国学生的近视发病率居世界第2位。这可不是什么值得高兴的事,只能说明我们在爱护眼睛方面所做的工作还很不够。造成近视的原因除了繁重的课业负担和不良的用眼习惯以 You may have noticed that there are more people wearing glasses around us, and the age at which we started wearing glasses is smaller than before. According to the authoritative department survey shows that: At present, the incidence of myopia students in the world ranks second. This is not a delightful thing to do, it only shows that we are not doing enough to protect our eyes. Cause of myopia in addition to the heavy burden of schoolwork and bad eye habits