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 What Is Popcorn Lung? Bernstein & Maryanoff Popcorn lung: Causes, symptoms, and treatment Does vaping cause popcorn lung? Allen Carr's Easyway Experts say that flavored e cigarettes can cause irreversible lung damage. A U.S. teen developed "popcorn lung" after secretly vaping for 3 years a permanent, life altering disease. Officially known as bronchiolitis obliterans, Does Vaping Cannabis Cause Popcorn Lung? HelloMD