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 Vaping: How popular are e cigarettes? 5 Vaping Facts You Need to Know Johns Hopkins Medicine E Cigarettes (Vapes) Smoking and Tobacco Use CDC Vapes vs Cigarettes: Which One is More Deadly? Atlus