Chugachmiut See the sites below for more information on secondhand smoke: https: www.healthline.com health second hand vape#at risk groups https: www.webmd.com lung cancer guide vaping lung cancer#:~:text=Ecigarettes%2C%20sometimes%20called%20vapes Is passive vaping a hidden risk to the public? Here's what the experts know so far ABC News Vaping Produces Far Less Second Hand Nicotine Than Smoking Respiratory Therapy Tobacco Smoke, Vaping, and Asthma AAFA.org