Background At the beginning, medicine in the Western world was based on a theocratic-magical doctrine with religious beliefs and mythical conflicts. Subsequently, in the Greek world begins the relationship between rhetoric, philosophy and medicine with mutual influences and contributions. This relationship is due to the assumption that, as the philosophical logos acts on the soul, so the medicine with its techniques and its remedies acts on the body. However, the relationship between philosophy and medicine will begin with the pre-socratics as they try to find standard patterns/rules that can be successfully applied for the explanation of the whole. To achieve this, they cannot resort to the use of reasoned production methods or to compl...