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预防近视科普知识宣传一、培养儿童良好的用眼习惯1、培养正确的读书、写字姿势,不要趴在桌子上或扭着身体。书本和眼睛应保持一市尺,身体离课桌应保持一个拳头(成人)的距离,手应离笔尖一寸。看书写字时间不宜过久,持续30-40分钟后要有10分钟的休息。眼睛向远眺,多看绿色植...
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