Tobacco Smoke, Vaping, and Asthma AAFA.org From flavor bans to secondhand aerosol exposure, there's a lot people don't realize about how vaping impacts health, policy, and safety. Flavor restrictions can change tobacco use patterns, influence black market 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% Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase News Is Second Hand Vape a Thing Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center