The document defines wellness as an active process through which people become aware of choices that lead to a successful existence. It discusses seven components of wellness: spiritual, social, physical, environmental, occupational, emotional, and intellectual. The document also identifies six major lifestyle risk factors associated with preventable chronic diseases and death: poor diet, physical inactivity, tobacco use, substance abuse, unsafe sex, and lack of preventative health care. It introduces the Transtheoretical Model of Behavior Change, which outlines six stages of change: precontemplation, contemplation, preparation, action, maintenance, and termination.