Secondhand smoke and aerosol Secondhand Vape Exposure: Effects, Who's at Risk, and More Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol Breathing in someone else's smoke or vape isn't harmless. Secondhand smoke exposure can affect your lungs, brain, and overall health. Protect your families and yourself. Inhalar el humo o el vapor de HEALTH Does vaping cause secondhand smoke? Doctors explain the side effects: Details below. 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