What's in an E Cigarette? American Lung Association Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Why Youth Vape Smoking and Tobacco Use CDC Vaping vs Smoking : Which Is Safer? Greet Vape UK A young woman says doctors diagnosed her with lung cancer after years of heavily using disposable vapes, adding to growing fears around the long term health effects of vaping. According to the report, Vaping vs. Smoking: Is One Really Safer Than the Other?