The harmony between human beings and external natural and social environment, the harmony of body and spirit, the harmony of viscera, meridians, qi-blood-body fluid are the three levels of the human body's ‘health'. The ‘inharmony' means that the individual is unhealthy, that is, the disease is produced. Therefore, the concept of disease in TCM is called ‘inharmony'. This paper expounds the inharmony between human and nature through the violation of natural time law, the invasion of abnormal climate, the evil of natural and ecological enviro...