Vaping related lung disease cases surge to nearly 300 nationwide Most people think vaping is safer. But safer doesn't mean safe. We already see: toxic chemicals lung damage early disease signals And that's before long term data even arrives. Comment Dangers of Vaping University of Utah Health University of Utah Health 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,