Secondhand Vape Exposure: Effects, Who's at Risk, and More Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals I'm confused : r ENGLISH Debunking 7 Myths About Secondhand Smoke Secondhand Smoke and Electronic Cigarette Aerosols US EPA 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%