Second hand vape smoke linked to increase of risk of poor respiratory health Early research says secondhand smoke from vaping may not be as bad as cigarettes, but it's still not harmless. https: fox59.com news national world does vaping cause secondhand smoke doctors explain the side effects How secondhand smoke, thirdhand smoke & vaping affects kids Secondhand smoke from vaping could be harmful to children: study ABC13 Houston Secondhand e cigarette vape smoke exposure increased in last 4 years, contain harmful toxins: JAMA Network study ABC7 Chicago