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从人们知道PM2.5之后,口罩就成为很多人的随身物品了。冬末春初戴口罩是为了防寒和防霾,但是在生活中你可以看到,有些人一年四季,甚至一天当中都戴着口罩。那么口罩要不要天天戴呢?现在应该戴什么样的口罩?怎样消除戴口罩时眼镜片上的雾气?戴不戴口罩要“看天”现实生活中一些怕冷的人,整天戴着大口罩,以为可以防寒,其实这样并不科学。人的呼吸道,如鼻腔、咽喉、气管表面均覆盖有许多黏膜,黏膜下又有微血管。当鼻子吸进冷空气,经过弯弯曲曲的管道进入肺部时,已接近体温。人体的这种生理功能,通过锻炼得到增强,
After people know PM2.5, masks become a lot of people’s belongings. Wearing masks at the end of winter is to prevent cold and haze, but as you can see in life, some people wear masks throughout the year and even throughout the day. So mask should not wear it every day? What kind of mask should wear now? How to eliminate the fog when wearing a mask lens? Do not wear a mask to “see the day” in real life, some cold, wearing Large masks, that can be cold, in fact, this is not scientific. Human respiratory tract, such as the nasal cavity, throat, trachea are covered with many mucosal surface, submucosal and microvascular. When the nose inhales cold air and enters the lungs through a tortuous tube, it is close to body temperature. This physiological function of the human body is enhanced through exercise,