Body Modification, Non-Therapeutic: The wounding of the body or body parts by branding, cutting, piercing (BODY PIERCING), or TATTOOING as a cultural practice or expression of creativity or identity.Nontherapeutic Human Experimentation: Human experimentation that is not intended to benefit the subjects on whom it is performed. Phase I drug studies (CLINICAL TRIALS, PHASE I AS TOPIC) and research involving healthy volunteers are examples of nontherapeutic human experimentation.Minors: A person who has not attained the age at which full civil rights are accorded.Committee Membership: The composition of a committee; the state or status of being a member of a committee.Parental Consent: Informed consent given by a parent on behalf of a minor or otherwise incompetent child.Human Experimentation: The use of humans as investigational subjects.Ethics Committees, Research: Hospital or other institutional committees established to protect the welfare of research subjects. Federal regulations (the "Common Rule" (45 CFR 46)) mandate the use of these committees to monitor federally-funded biomedical and behavioral research involving human subjects.Beneficence: The state or quality of being kind, charitable, or beneficial. (from American Heritage Dictionary of the English Language, 4th ed). The ethical principle of BENEFICENCE requires producing net benefit over harm. (Bioethics Thesaurus)Researcher-Subject Relations: Interaction between research personnel and research subjects.Research Subjects: Persons who are enrolled in research studies or who are otherwise the subjects of research.Ethics, Medical: The principles of professional conduct concerning the rights and duties of the physician, relations with patients and fellow practitioners, as well as actions of the physician in patient care and interpersonal relations with patient families.