Asthma and Allergy Foundation Tobacco can be bad for your health even if you are not the one smoking. Breathing in the smoke can lead to many health problems. Vaping is Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA Secondhand smoke and secondhand aerosol Can You Get Second Hand Smoke from a Vape? Crystal Vape & Crystal Bar & SKE Vape Official Station Juul study shows secondhand vaping emissions are less toxic than cigarette smoke