Is There A Link Between E Cigarette Use And 'Popcorn Lung'? 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 how vaping can scar your lungs for life RCSI University of Medicine and Health Sciences No, Vaping Doesn't Cause Popcorn Lung Let's Set the Record Straight 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 Do I Have Doctors Warn Of 'Popcorn Lung' Epidemic Among Teens As Vaping Related Australia Is Popcorn Lung Irreversible