Vape Mythbusting: Debunking 7 Common Myths Popcorn lung: What is it, and who is at risk? Harvard Health What is popcorn lung? Can you get it from vaping? Popcorn lung: how vaping could scar your lungs for life 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 Fact One of the most serious and least discussed dangers of vaping is a condition known as popcorn lung, medically called bronchiolitis Instagram