Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Tobacco Smoke, Vaping, and Asthma AAFA.org Juul study shows secondhand vaping emissions are less toxic than cigarette smoke Dangers of vaping and second hand vaping are greatly underestimated Earth.com When someone vapes around others they expose them to 'second hand aerosol'. But what happens to that aerosol then? Does it disappear or is it like cigarette smoke and stays around, sticking to Is Vaping Healthier than Smoking? Raffles Medical Group