Does vaping cause lung cancer? UT MD Anderson 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, and treatment Popcorn Lung: A Dangerous Risk of Flavored E Cigarettes American Lung Association Popcorn Lung: A Dangerous Risk of Flavored E Cigarettes American Lung Association E Cigarettes at the Point of Sale Counter Tobacco