Can vaping damage your lungs? What we do (and don't) know Harvard Health What Chemicals Does Vaping Cause Popcorn Lung? : R Vaping Is Popcorn Lung Irreversible Doctors Discover New Lung Injury Related To Vaping Known As 'Popcorn Lung' CBS Philadelphia Popcorn Lungs From Vaping: Common Questions Answered Anaheim Lighthouse Experts warn that flavored e cigarettes can cause irreversible lung damage, as seen in a U.S. teenager who developed popcorn lunga severe and permanent condition called bronchiolitis