Vaping may raise cancer and heart disease risk, study suggests Medical research The Guardian FDA permits the marketing of an e cigarette for the first time, paving the way for vaping products to be legally sold in the U.S. Roswell Park Comprehensive Cancer Center Buffalo, E cigarettes proving to be a danger to teens 5 Things You Need to Know About E Cigarettes ABC News Vaping just once raises oxidative stress levels in nonsmokers, increasing disease risk UCLA E cigarettes: Discovering Myths and Facts