“…5 There are several studies in the literature associating tobacco consumption and novelty seeking, anxiety, depression, obsessive-compulsive disorder, impulsivity, aggressiveness, shyness, social alienation, self-esteem, as well as tendency to present anti-social, non conventional and risk behaviors, locus of control, and hostility, among others. [6][7][8][9][10][11][12][13][14] A general overview on studies already developed on the topic show that smokers are more extravert, tense, anxious, depressive and impulsive than non-smokers or ex-smokers. Yet, they present increased traits of neuroticism, psychoticism, hostility, sensation seeking, and tendencies to anti-social, non-conventional and risky behaviors, as well as novelty seeking and mood disorders symptoms.…”