CDC urges stricter state regulation as e cigarette sales surge 47% since 2019 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. E cigarettes: Facts, stats and regulations An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link FDA direction in question amid vaping policy reversal and commissioner's hot seat