Lifestyle is the interests, opinions, behaviours, and behavioural orientations of an individual, group, or culture. The term was introduced by Austrian psychologist Alfred Adler in his 1929 book, The Case of Miss R., with the meaning of "a person's basic character as established early in childhood". The broader sense of lifestyle as a "way or style of living" has been documented since 1961. Lifestyle often refers to: . Lifestyle (sociology), the way a person lives Otium, ancient Roman concept of a lifestyle; Style of life (German: Lebensstil), dealing with the dynamics of …