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 Experts say that flavored e cigarettes can 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, Is There A Link Between E Cigarette Use And 'Popcorn Lung'? What Does Vaping Do to Your Lungs? Johns Hopkins Medicine What is Popcorn Lung? Popcorn Lung is a serious, permanent lung disease caused by inhaling harmful chemicals like diacetyl, sometimes found in flavored vapes. Tips for Parents & Caregivers: Talk Popcorn lung: Causes, symptoms, and treatment