光分自然光和人造光两种,但无论哪种光,若处理不好或不加注意,都将影响人们的健康,妨碍人的工作和学习。室内照明不当近年来,人们重视住宅的装饰美化,选择灯具讲究豪华和气派,把室内灯光设计得五颜六色,刺眼眩目。这种光源除对人的视觉危害极大外,还干扰大脑中枢神经功能,可使人在短时间内出现头晕目眩,站立不稳或头痛、失眠、注意力不集中、食欲下降等,对婴幼儿危害更大。彻夜光照一些人彻夜点灯睡觉,一些年轻的父母为了夜间给孩子喂奶、换尿布方便,也通霄亮着灯。科学工作者研究发现,各种灯光可扰乱机体自身的自然平衡,使人体产生一种“光压力”。人若长期在这种“光压力”的作用下,生 Natural light and artificial light are two kinds of light, but no matter what kind of light, if not handled properly or without attention, will affect people’s health and interfere with people’s work and study. Improper indoor lighting In recent years, people attach importance to the decoration of residential decoration, choice of lighting stress luxury and style, the interior design of colorful lights, dazzling glare. This light source in addition to great human visual hazards, but also interfere with the central nervous system function, can make people appear in a short period of dizziness, standing instability or headache, insomnia, loss of concentration, loss of appetite, the baby Children more harmful. Night light Some people turn on the lights all night long sleep, some young parents in order to nurse their children at night, changing diapers convenient, but also through the Xiao Liang lights. Scientists have found that a variety of lights can disrupt the natural balance of the body and create a “light pressure” on the body. If long-term in this “light pressure ” role, students