“…While tobacco is commonly consumed in the form of cigarettes, waterpipe tobacco smoking is a different method of tobacco use that has become increasingly popular worldwide, including in the United States (Barnett et al, 2009;Cobb et al, 2010;Dugas et al, 2010;Primack et al, 2008Primack et al, , 2010, Europe (Pärna et al, 2008;Døssing, 2009;Jensen et al, 2010;Poyrazoğlu et al, 2010), and countries in the Eastern Mediterranean region (Maziak et al, 2004;Azab et al, 2010;Khabour et al, 2012b), particularly among youths (Eissenberg et al, 2008;Maziak, 2008;Primack et al, 2008;Warren et al, 2009). A waterpipe (also referred to as a hookah or shisha) is constructed of a hose, water bowl, body, and a "head" filled with tobacco that is heated over charcoal.…”