NIH Workshop on E Cigarette, or Vaping, Product Use Associated Lung Injury (EVALI): Developing a Research Agenda NHLBI, NIH e Cigarettes, Vaping and the Risks of Severe Lung Disease Canyonlands Healthcare Experts warn that flavored e cigarettes can cause irreversible lung damage, as seen in a U.S. teenager who developed "popcorn lung"a severe and permanent condition called bronchiolitis obliteransafter secretly vaping for three years. E cigarette, or vaping, product use associated lung injury: a review Pneumonia Springer Nature Link