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 The reality for teens who vape UT Physicians We were shocked': Vaping considerably increases lung cancer risk among people who smoke No, vapes aren't 95% less harmful than cigarettes. Here's how this decade old myth took off 2.3% of US population reports current e cigarette use