Some reports state that these new, flavored smoking devices are less harmful than tobacco cigarettes but how safe is vaping? In this third part of a four part series, China Daily examines the About E Cigarettes (Vapes) Smoking and Tobacco Use CDC Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Vaping vs. Smoking: Is One Really Safer Than the Other? What Does Vaping Do to Your Lungs? Johns Hopkins Medicine