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. Does vaping (using e cigarettes) make a difference to our health and are there harms with second hand vaping? iHealth Facts Vaping and health Psychiatry.org E Cigarettes and Vaping The impact of e cigarette exposure on different organ systems: A review of recent evidence and future perspectives ScienceDirect