The term lifestyle can denote the interests, opinions, behaviours, and behavioural orientations of an individual, group, or culture.[1][2] The term was originally used by Austrian psychologist Alfred Adler (1870-1937).[3] The term was introduced in the 1950s as a derivative of that of style in modernist art.[4][clarification needed] The term refers to a combination of determining intangible or tangible factors. Tangible factors relate specifically to demographic variables, i.e. an individual's demographic profile, whereas intangible factors concern the psychological aspects of an individual... […]