Teenager Diagnosed Of 'Popcorn Lung'; Doctors Suspect Vaping Habit CodeBlue Health experts are raising the alarm and we need to pay attention. Popcorn lung, medically known as bronchiolitis obliterans, is a serious and permanent lung condition linked to chemicals that have I'm a doctor here are 4 things I would never do because they're bad for your body A recent case involving a U.S. teenager who developed Bronchiolitis Obliterans, commonly called popcorn lung, after three years of secretly vaping has raised serious concerns about the risks of e cigarettes. This irreversible Popcorn Lung: A Dangerous Risk of Flavored E Cigarettes American Lung Association