Introduction The recent Coronavirus Disease 2019 (COVID-19) pandemic has affected the mental health of Canadians adversely1,2 and as a result, both mental health problems and substance use among adolescents have increased.2,3 A recent study reported

Abstract Background E-cigarette use has spread rapidly and widely among youth, to an extent that has surprised some researchers. Objectives We suggest that this surprise is owing to a particular limitation in the dominant models of addiction – namely