Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica Vaping may raise cancer and heart disease risk, study suggests Medical research The Guardian E cigarettes: How they work, risks, and research Kids Health Info : Vaping and e cigarettes Where There's Vapor, Is There Fire? We Need Evidence on E Cigarettes RAND Links to E Cigarette Resources American Lung Association