Is Second Hand Vape Bad? What Science Says About Health Risks Mr Fog Enjoy To The Last Puff Is Secondhand Vaping Harmful To Your Health? Second hand nicotine vaping exposure raises risk for bronchitis, breathing problems UPI.com 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 Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals