E cigarettes: Facts, stats and regulations 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, Life threatening bronchiolitis related to electronic cigarette use in a Canadian youth CMAJ Can vaping cause popcorn lung as it increasingly affects young adults with urgent warning issued Lungs After Smoking: Understanding Popcorn Lung from Vaping Popcorn lung: how vaping could scar your lungs for life