Learn the truth: vapes are not safe smoking alternatives 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 Popcorn Lung: A Dangerous Risk of Flavored E Cigarettes American Lung Association Vaping can cause popcorn lung, a respiratory condition that can cause your airways to become inflamed, damaged, and scarred. Call 1 800 784 8669 or text QUIT NOW (333888) for free help to quit tobacco E Cigarettes at the Point of Sale Counter Tobacco E cigarette, or Vaping Product, Use Associated Lung Injury (EVALI) Fact Sheets Yale Medicine