Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA 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 Reasons To Start Vaping An Effective Method To Quit Smoking Nicotine Addiction From Vaping Is a Bigger Problem Than Teens Realize News Yale Medicine Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica 5 things to know about vaping NMC Health