中国医药学是我国劳动人民长期与疾病作斗争的经验总结,它有一整套的理论体系。阴阳学说始终贯串于这一整套理论体系之中,成为祖国医学的思想方法。为便于学习中医,本章对阴阳的意义及其在祖国医学上的具体应用,予以扼要介绍。限于历史条件,阴阳学说既有精华也有糟粕,我们必须遵循毛主席关于“古为今用”、“推陈出新”的伟大教导,用辩证 China’s medical science is a summary of the experience of the working people of our country fighting against diseases for a long time. It has a whole set of theoretical systems. The yin and yang doctrine has always been embedded in this whole set of theoretical systems and has become the ideological method of the motherland’s medicine. In order to facilitate the study of traditional Chinese medicine, this chapter gives a brief introduction to the significance of yin and yang and its specific application in Chinese medicine. Confined to historical conditions, the theory of yin and yang has both essence and dross. We must follow the great teachings of Chairman Mao on the “use of the past for the past” and “innovation for the past” and use dialectic.