The correlates of trying e-cigarettes are generally similar to those reported for cigarettes, and include being male, Caucasian (in the US), having a history of cigarette smoking, having parents and friends who smoke and having higher sensation seeking tendencies . Furthermore, perceiving e-cigarettes as less harmful than conventional cigarettes is associated with trial . Focus groups and survey data indicate that the top reasons for e-cigarette experimentation among adolescents are curiosity, appealing flavors and peer influences.