Imaging Findings of Vaping Associated Lung Injury AJR Canadian teen develops 'popcorn lung' like vaping illness, unlike U.S. patients Popcorn Lung vs. Lung Cancer: Understanding the Critical Differences (and Why It Matters) What is Popcorn Lung? Dangers of Electronic Cigarettes & Vaping 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? Popcorn Lung is a serious, permanent lung disease caused by inhaling harmful chemicals like diacetyl, sometimes found in flavored vapes. Tips for Parents & Caregivers: Talk