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 Lightly Flavored or Tobacco Smoke Flavored Vape? Exploring Vape Alternatives and Their Role in Quitting Smoking E cigarettes: How they work, risks, and research E cigarettes: safer than smoking, National Academies report finds Vox