According to the General Chiropractic Council (GCC), chiropractic is  a health profession concerned with the diagnosis, treatment and prevention of mechanical disorders of the musculoskeletal system, and the effects of these disorders on the function of the nervous system and general health  .
obligation (Noun). The act of binding oneself by a social, legal, or moral tie to someone. obligation (Noun). A social, legal, or moral requirement, duty, contract, or promise that compels someone to follow or avoid a particular course of action.
Meaning of âobligationâ in the English Dictionary. obligation in British English. obligationnoun. [ + to infinitive ] If you have not signed a contract, you are under no obligation to (= it is not necessary to) pay them any money. You have a legal obligation to (= the law says you must) ensure your child receives an education.