E Cigarette Use Among Youth Smoking and Tobacco Use CDC Secondhand smoke and secondhand aerosol Secondhand marijuana smoke and kids Harvard Health Vape Smoke 220w Risk From Second Hand Smoke On Children Greater Than Previously Thought Second Hand Smoking From Vaping 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