Genetic Influences on Smoking Behavior

Abstract

(from the chapter) review evidence that suggests important [behavioral] genetic influences on smoking / these influences may affect the probability that an individual will become a smoker and, once he or she has started smoking, may affect how heavily the individual smokes and the probability that he or she will not quit smoking / draw on published data from [Scandinavian twin] studies, as well as [the authors'] own data from studies of the Virginia twin panel and the Australian National Health and Medical Research Council volunteer twin panel why are people still smoking / who becomes a smoker / why do smokers keep smoking (PsycINFO Database Record (c) 2012 APA, all rights reserved)