E cigarettes might harm lung tissue much like regular cigarettes do whether they contain nicotine or not a new study says. Electronic Vape Smoke Brazil upholds ban on e cigarette sales Vaping and the Brain: Effects of Electronic Cigarettes and E Liquid Substances The Journal of Neuropsychiatry and Clinical Neurosciences A toxic, plastic problem: E cigarette waste and the environment Harmful Effects of Vaping Chart Health Edco