从生物界分化出来的人类,经历了漫长的过程。而人类与疾病作斗争,从愚昧无知到懂得如何讲究卫生、保障身体健康;从简单的防病到有意识的保健,也经历了一个漫长的过程。考古学家发现距今170万年前我国云南出土的“元谋猿人”会用火,距今50万年的“北京猿人”更有长期用火的经验。火的使用在卫生学上其意义是重大的,火可以杀死微生物,变生食为熟食而有 The human species that has been differentiated from the biological world has gone through a long process. Human beings are fighting the disease. From ignorance to knowing how to pay attention to hygiene and ensuring good health, human beings have gone through a long process from simple prevention to conscious health care. Archaeologists have found that the “Yuanmou ape-man” unearthed in Yunnan, China, about 1.7 million years ago, would have used the fire for a long time with more than 500,000 years of experience. The significance of the use of fire in health is significant, fire can kill microorganisms, while raw food is cooked while