Non smokers likely to start using conventional cigarettes within a year of using e cigarettes, finds study The Independent The Independent E cigarette newsAuthorities say e cigarette risks justify ban on vaping 'lifestyle' Vaping has soared in popularity over the last decade, growing from about 7 million users in 2011 to 41 million in 2018. PDF) A Qualitative Study of Vape Shop Operators' Perceptions of Risks and Benefits of E Cigarette Use and Attitude Toward Their Potential Regulation by the US Food and Drug Administration, Florida, Georgia, South E cigarette Market Size 2014 2024 Electronic Cigarette Industry Report