Can You Get Secondhand Smoke From a Vape or E Cigarette? E Cigs and Second Hand Vaping: Dangers and Protections 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% Is Secondhand Vape Smoke Bad For Pregnancy? Experts Explain The Risks Everything Vape Eliquidstop