Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Is Vaping Better Than Smoking? American Heart Association 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 E Cig Vapor Or Secondhand Smoke: Which Is Worse For You?