Experts show that flavored e cigarettes cause irreversible lung damage. A U.S. teen developed "popcorn lung" after secretly vaping for 3 years a permanent, life altering disease. Officially known as bronchiolitis obliterans, the E Cigarettes and Vaping PPAC Central Is Popcorn Lung Caused By Vaping? Experts show that flavored e cigarettes cause irreversible lung damage. A U.S. teen developed "popcorn lung" after secretly vaping for 3 years a permanent, life altering disease. Officially known as bronchiolitis obliterans, the No, Vaping Doesn't Cause Popcorn Lung Let's Set the Record Straight Popcorn Lung and Vaping: Debunking the Myths Asia Harm Reduction Alliance