Secondhand smoke and secondhand aerosol While early research suggests it may not be as dangerous as secondhand smoking, it's still not harmless, experts say. https: www.wate.com news does vaping cause secondhand smoke doctors explain the side effects ?utm_medium=social&utm_source Tobacco Smoke, Vaping, and Asthma AAFA.org While vaping is not risk free, it is less harmful than tobacco Our World in Data 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