Hidden Dangers of Secondhand Vaping Emory Health Digest Which Smoking Habit Puts You Most at Risk? We protect kids from cigarette smokelet's do the same with vaping. Secondhand vape isn't harmless, here is what parents need to know: https: www.undo.org disease secondhand vape HEALTH Does vaping cause secondhand smoke? Doctors explain the side effects: Details below. Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign. What Does Vaping Do to Your Lungs? Johns Hopkins Medicine