“…In the U.S., recent research demonstrated that 25% of emerging adults reported lifetime hookah use (Villanti, Cobb, Cohn, Williams, & Rath, 2015), and demonstrated that 10% of college students reported past 30-day use (Jarrett, Blosnich, Tworek, & Horn, 2012). A systematic review of the literature suggested that the majority of hookah smokers were unaware of its potential risks (Haddad et al, 2015), and research has suggested that emerging adults perceive fewer negative consequences of hookah use compared with combustible cigarette use (Holtzman, Babinski, & Merlo, 2013; Heinz et al, 2013). Low perception of harm and low perceived addictiveness were positively associated with hookah use in the past year among emerging adults (Primack, Sidani, Agarwal, Shadel, Donny, & Eissenberg, 2008).…”