Messages matter: The Tobacco Products Directive nicotine addiction health warning versus an alternative relative risk message on smokers willingness to use and purchase an electronic cigarette

摘要

IntroductionMany countries have now mandated warning labels on e-cigarette products. One example, the EU TPD health warning states, “This product contains nicotine which is a highly addictive substance. [It is not recommended for use by non-smokers]”. The impact of the EU TPD warning message on intentions to use, has not been explored within an EU population.