Is Vaping Better Than Smoking? American Heart Association E cigarettes: Facts, stats and regulations US announces ban on e cigarettes for under 18s BBC News Nicotine free e cigarettes can damage blood vessels Penn Medicine 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 E cigarette use to reduce cigarette smoking may not increase nicotine dependence Penn State Health News