洗澡和搓澡人人皆知,其实这里面有不少学问 讲到科学洗澡搓澡,还得由人的皮肤说起。皮肤覆盖着整个身体,最外层叫角质层,对保护人体有重要意义;皮肤里面有很多汗腺和皮脂腺,汗腺不断向外分泌汗液,就是每天出的汗;皮脂腺不断向外分泌皮脂,就是皮肤上、脸上出的“油”。汗液和皮脂在皮肤表面经过乳化作用,形成一层很薄的膜,覆盖在皮肤表面,它既能保护皮肤的柔润与光泽,又有消毒杀菌的作用,是一种自然保护功能。但是,这种作用毕竟是有限的,在生活和工作过程中,空气中的尘埃和污物等会经常弄脏皮肤,汗液和皮脂也在不断增加,这些东西混合在一起,也就形成我们身体表面的一层“脏泥”,它不仅起不到保护皮肤的作用,而且成为细 Bathing and rubbing bath Everyone knows, in fact, there are a lot of learning about science bathing scrub, but also by the human skin. Skin covered with the whole body, the outermost layer called the cuticle, the protection of human body is of great significance; there are many sweat glands and sebaceous glands inside the skin, sweat glands continue to sweat outward, that is, the daily sweat; sebaceous glands continue to secrete sebum is the skin, Face out of the “oil.” Sweat and sebum in the skin surface after emulsification, the formation of a thin layer of membrane, covering the skin surface, it can protect the skin soft and shiny, but also the role of disinfection and sterilization, is a natural protection. However, this effect is limited after all. In the course of life and work, the dust and dirt in the air will often stain the skin, sweat and sebum are also increasing, these things together, which also formed our body The surface of a layer of “dirty mud”, it not only fails to protect the skin, but also become thin