Several international guidelines (from the National Institute for Health and Care Excellence, the New Zealand Ministry of Health, the Royal Australian College of General Practitioners, and the Haute Authorit de Sant de France) advise that e-cigarettes may be used for cessation in certain cases but that information should be provided on the risks and uncertainties, including that e-cigarettes are not licensed medicines in most jurisdictions, and that there is a lack of evidence on long-term harms.95 , 97 99 The Australian and French guidelines suggest that other therapies should be considered first.97 , 99 The United States Preventive Services Task Force judged that the evidence on e-cigarettes was insufficient and recommends directing patients to interventions with proven effectiveness and safety.94 Gaps in knowledge Large comparative trials101 will likely refine future recommendations

Cancer-causing chemicals called tobacco-specific nitrosamines (TSNAs) are formed during the curing process of tobacco leaves
Flavored rolling papers can also add additional taste elements
The song features playful wordplay and humorous rhymes, such as Theyre gonna raise the tax on smoking / So they can keep the army truckin' and The other day I chanced to meet / An old friend on the street / He tipped his hat and drew his seat / And said he wanted to rap a little bit. With its catchy chorus that encourages listeners to Smoke, smoke, smoke that cigarette / Puff, puff, puff and if you smoke yourself to death / Tell St
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