In secondhand vape, scientists smell risk American Heart Association Tobacco Control Chronic Disease Prevention & Health Promotion Division Electronic Cigarettes 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 Secondhand Vape Exposure: Effects, Who's at Risk, and More Why Does Vaping Cause Bad Breath In Young Adults Secondhand vape exposure: Risks and side effects