Vaping has officially been linked to rare and sometimes irreversible lung diseases. One of the best known diseases associated with vaping is bronchiolitis obliterans, commonly referred to as popcorn lung. This condition damages Vaping and Lung Damage: What Pulmonologists Want You to Know What's behind a vaping illness outbreak in the US? 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