The word “health” comes from Proto-Indo-European *kailo- that meant something whole, uninjured, of good omen, until it change for the Proto-Germanic word *hailitho and then became the word *hælþ in Old English that means “wholeness, a being whole, sound or well”. The -th was added because of the Proto-Germanic abstract noun suffix *-itho, used to form nouns from adjectives et verbs of action, quality or state. In Middle English, the word Health was used not only to refer to a physical form, but to refer to the word “whole”, as in : prosperity, happiness, welfare, preservation, safety. In…