Introduction
!Traditional Chinese medicine (TCM) is based on a totally different concept than Western medicine. It does not only consider single factors being responsible for a certain disease but the unbalanced status of the whole organism ("holism") and its interaction with the environment. Relevant to this are seasonal and geographical variations. In brief, the human body is centered around five "zang" organs (heart, liver, spleen, lung and kidney), which are connected by meridians interacting with the exterior by sensory organs and orifices. Viscera, though different in function, interact with each other. Thus, diseases will have an impact not on one but on several organs, and maybe Abstract !