Vape Mythbusting: Debunking 7 Common Myths Canadian teen develops 'popcorn lung' like vaping illness, unlike U.S. patients How Many Puffs in a Vuse Alto Pod HV 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 Does Diacetyl in Vaping Cause Popcorn Lung? Clutch Vape Popcorn Lung: Teen's Vaping Habit Leads to Irreversible Lung Disease