E cigarettes can result in 'Popcorn Lung' Does vaping cause lung cancer? UT MD Anderson Vaping and the lungs: What damage can it cause? Popcorn lung: What is it, and who is at risk? Harvard Health Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times What Causes Does Vaping Cause Popcorn Lung? Africa Harm Reduction Alliance Microwave Popcorn Lungs Australia