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Although Food and Drug Administration (FDA)-mandated waterpipe tobacco warnings were not required until August 2018, some waterpipe tobacco packaging (WTP) sold in the USA, contained warnings prior to this date. We examined the prevalence of WTP warning exposure and whether exposure influenced risk perceptions or use among young adult (aged 18-24 years) current waterpipe users.

tobacco control

Waterpipe tobacco package warning exposure’s impact on risk perceptions and use among young adults in the USA: a longitudinal analysis of the population assessment of tobacco and health study