How Safe Is Vaping? The Fort Collins Dentist 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, What Happens When You Quit Smoking and Start Vaping? Will vaping bans do more harm than good? Some public health experts say yes. Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times