How secondhand smoke, thirdhand smoke & vaping affects kids 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 Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Study shows second hand vaping exposure very low compared to second hand smoking