Juul study shows secondhand vaping emissions are less toxic than cigarette smoke Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice HEALTH Does vaping cause secondhand smoke? Doctors explain the side effects: Details below. Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems. Tobacco Smoke, Vaping, and Asthma AAFA.org