Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology Vaping and health E cigarettes contain hazardous substances, addictive and harmful E cigarettes & Vaping Positive Choices E cigarettes might harm lung tissue much like regular cigarettes do whether they contain nicotine or not a new study says. The impact of e cigarette exposure on different organ systems: A review of recent evidence and future perspectives ScienceDirect