Many young people who vape did not smoke cigarettes before they started vaping. But young people who vape are more likely to start smoking cigarettes than those who never vape. For help Scientists discover why vaping is 'more dangerous than smoking' in first of its kind study What Percentage of Americans Vape? 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 Is vaping better than smoking? Or is vaping worse than smoking?