FACT: Most e cigarette users also smoke cigarettes, a pattern known as dual use. This means the tobacco industry isn't helping people quit; it's sustaining addiction through another product. While the industry claims Johns Hopkins Medicine Team Proposes Ways to Regulate and Better Manage E Cigarette Use Johns Hopkins Medicine Consideration of vaping products as an alternative to adult smoking: a narrative review Substance Abuse Treatment, Prevention, and Policy Springer Nature Link Worrying 'nic sick' side effect of smoking and vaping that can be fatal