推荐回答(3个)
到2020年,我国已经有将近7亿的近视人口,儿童视力的保护也越发值得大家关注。而儿童保护视力的最佳方法还是需要从用眼时间,和用眼环境抓起。![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fd439b6003af33a870bab5e67d65c10385243b58d%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
缩短儿童近距离的用眼时间
不少小孩子是由于长时间近距离用眼,导致眼睛疲劳无法舒缓从而引发的近视。那哪些属于近距离用眼,常见的阅读,写作业,看电视或者玩游戏都包含在内。所以呢,建议家长一定要多多注意孩子用眼的时间,一般单次时长最好在半小时到四十五分钟之间。超出这个时间了,一定要提醒孩子适当的给眼睛进行放松,出去走走,观看远处都可以,尽可能的避免用眼过度所引发的近视。![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F3b87e950352ac65cf5c3380eebf2b21192138a8d%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
注意儿童用眼环境的光线
儿童所处的学习环境,一定要保证充足且适量的光线。光线太弱,会使得书本字迹不清,儿童下意识贴近观看;当然太过于刺眼也不行,可能会伤害儿童脆弱的眼球。另外儿童的书桌边一定要配有相对较好的台灯,不能闪频或者过亮,安全的用眼环境是保护儿童视力最大的助力。![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fb3119313b07eca8089c3679a812397dda044838d%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
保证充足的睡眠
眼睛的发育,主要受植物神经所影响。小孩子的眼睛出于发育初期,每天足量的睡眠时间,可以保证神经系统正常发育。睡眠不足,熬夜或者过度的疲劳会使得植物神经造成混乱,眼球受力轴发生变化,造成假性近视的可能性会大大增加。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F902397dda144ad34ab79d9fac0a20cf430ad858d%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
多参与户外活动
户外活动不单单能增强孩子的体魄,更是能保护视力。有调查显示,每天增加半小时以上的户外活动,儿童的眼睛能更好的放松,近视发生的速率会降低百分之十到二十。而且呢,在户外可以增加眼球的视距,同时通过动态的光线变化使眼球更好的放松,预防近视的频发。
儿童保护视力的建议多吃含维生素A的水果。缺乏维生素A的时候,眼睛对黑暗环境的适应能力减退,严重的时候容易患夜盲症。不过如果想要全面的话可以直接 补充昕漾叶黄素,里面还有包括花青素等一些成分都是可以让眼睛系统每个部位都能补充营养,尤其是儿童人群,自己的孩子都有给他补充这些。
不同年龄阶段近视防控要点有哪些?
1.幼儿阶段防控近视要点
新生儿双眼处于远视状态,称为“远视储备”。近距离用眼时间长、负荷重,长此以往导致孩子“远视储备”的过早消耗,最终引起近视等问题。
所以不鼓励儿童过早使用电子产品,应鼓励每天3小时左右的户外活动,每天睡眠不少于10个小时,且饮食均衡不挑食。
2.小学阶段防控近视要点
小学期间是近视的高发阶段,由于孩子生长发育,眼轴存在生理性增长,也是近视增长最快的时候,家长应当每隔3~6个月带孩子到正规医疗机构进行视力检查、屈光状态等相关检查。
同时,家长要科学对待近视,真性近视应该及时佩戴眼镜,度数增长是综合原因导致。应该鼓励孩子多户外活动,保证每天2小时户外活动,减少电子产品的使用,每天检查眼保健操,注意卫生用眼、劳逸结合,同时可配合角膜塑形镜等光学产品防控近视。
3.初中阶段防控近视要点
初中生要学会自己关注视力状况。正确佩戴眼镜,尽量经常佩戴,养成良好的戴镜习惯。如果戴镜视力欠佳,应及时到正规医疗机构进行检测,及时更换镜片。
平时也应该尽量多进行户外活动,认真规范做眼保健操,合理饮食,营养均衡,控制甜食、油炸食品的摄入量,保障睡眠时间。
4.高中阶段防控近视要点
这个年龄段学习压力增加,开始大量的近距离阅读学习,户外活动时间减少,通常无法做到每天2小时的户外活动,因此是近视发生发展的另一个高峰期。
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