The FDA's Juul Ban May Not be a Pure Public Health Triumph Vaping Student Health & Well Being What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Many vapes contain not only cancer causing chemicals and heavy metals, but also huge amounts of nicotine, making it easier than ever for younger people to get addicted. Protect your lung health and Leading Health and Medical Groups Campaign for Tobacco Free Kids Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center