Popcorn Lung: Teen's Vaping Habit Leads to Irreversible Lung Disease Popcorn Lung (Bronchiolitis Obliterans): Causes & Treatment Lungs After Smoking: Understanding Popcorn Lung from Vaping Ontario teen's vaping injury consistent with 'popcorn lung,' study suggests CBC News A Warm, Buttery Flavor and a Risk of Irreversible Lung Damage Health experts are sounding the alarm about a serious condition linked to vaping, known as "popcorn lung" or bronchiolitis obliterans. This irreversible lung disease is caused by harmful chemicals, like diacetyl, found