Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology Switching to E Cigarettes: Healthier Alternative or Hidden Risks? E cigarettes might harm lung tissue much like regular cigarettes do whether they contain nicotine or not a new study says. E cigarettes contain hazardous substances, addictive and harmful Psychiatry.org E Cigarettes and Vaping Vaping and health