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 Better Than Smoking? American Heart Association Tobacco Smoke, Vaping, and Asthma AAFA.org Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice According to the American Heart Association, the risks of secondhand smoke from vapes are still being discovered. Learn about the dangers of secondhand smoke from vapes. Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association