Can vaping damage your lungs? What we do (and don't) know Harvard Health Yes, vaping is toxic. A U.S. teen developed "popcorn lung" after secretly vaping for three years a permanent, life altering disease. Officially known as bronchiolitis obliterans, the condition scars the lungs' tiniest What is popcorn lung? Can you get it from vaping? Popcorn Lung: A Dangerous Risk of Flavored E Cigarettes American Lung Association It's a Fact. Vaping Can Cause Popcorn Lung Poster ToucanEd Doctors Say Vaping May Be Causing 'Popcorn Lung'