According to the American Heart Association, the risks of secondhand smoke from vapes are still being discovered. Learn about the dangers of secondhand smoke from vapes. 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 While vaping is not risk free, it is less harmful than tobacco Our World in Data First hand smoke comes from all combustible tobacco products. This includes Cigarettes, Cigars, Pipes, Hookah, and VAPES. This is the primary source of nicotine addiction. No amount of Second hand smoke is safe and Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London