Secondhand exposure from vaping marijuana: Concentrations, emissions, and exposures determined using both research grade and low cost monitors ScienceDirect Research is still evolving, but evidence continues to point to a link between smoking and breast cancer risk. From firsthand and secondhand smoke to vaping and cannabis, here's what scientists knowand what Do Vapes Have Second Hand Smoke Can You Get Second Hand Smoke from a Vape? Can I be Affected by Secondhand Vape Smoke? 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