The Mysterious Vaping Illness That's 'Becoming an Epidemic' The New York Times Can vaping damage your lungs? What we do (and don't) know Harvard Health E cigarettes cause lung condition known as EVALI : Revista Pesquisa Fapesp Respiratory Impact of Electronic Cigarettes and Low Risk Tobacco Yes, vaping is toxic and the consequences can be permanent. A U.S. teenager developed popcorn lung a life altering, incurable condition after secretly vaping flavored e cigarettes for Health effects and known pathology associated with the use of E cigarettes ScienceDirect