Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek Secondhand Vape Exposure May Be Risky for Asthmatic Teens UCT Lung Institute According to a Centers for Disease Control and Prevention (CDC) study, 40% of U.S. adults believe that children's exposure to secondhand aerosol from e cigarettes causes only some or little harm, and 5% Project Filter Secondhand Vape Informational Poster #2 Idaho Health Tools 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