Second Hand Vaping: Minimal Impact Compared to Smoking Tobacco Smoke, Vaping, and Asthma AAFA.org Have you heard of Third Hand Smoke , When most people think about the risks of smoking, they picture first or second hand smokethe smoke you inhale or breathe when someone lights up near you. But Second hand vape smoke linked to more asthma symptoms in kids 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