Ontario teen's vaping injury consistent with 'popcorn lung,' study suggests CBC News 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 Popcorn Lung: Causes, Symptoms, Cure & Lifespan Hashem Vaping is officially deadly. A life altering diagnosis of 'popcorn lung' in a U.S. teenager is sounding the alarm on the hidden dangers of flavored e cigarettes. A U.S. teenager's secret three year Debunking the myth: There's no link between vaping and popcorn lung Popcorn lung: how vaping could scar your lungs for life