Health effects and known pathology associated with the use of E cigarettes ScienceDirect E cigarettes might harm lung tissue much like regular cigarettes do whether they contain nicotine or not a new study says. The Health Effects of Nicotine Use on the Brain and Body Electronic Cigarettes and Vaping: Factsheet Positive Choices The evidence is clear: Young E cigarette users suffer from respiratory symptoms American Lung Association Side Effects of Vaping Endodontic Specialists of Colorado