Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA 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 Children at risk: Emory study uncovers the hidden dangers of secondhand vape exposure Secondhand exposure from vaping marijuana: Concentrations, emissions, and exposures determined using both research grade and low cost monitors ScienceDirect Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London The Health Risks Of E Cigarettes Versus Traditional Cigarettes Henry Ford Health Detroit, MI