Vape Lungs Vs Smoker Lungs Does vaping cause lung cancer? Is Mouth to Lung Vaping Better Than Direct to Lung? Vaping and Popcorn Lung Medicine.com Yes, vaping is toxic and the consequences can be permanent. A U.S. teenager developed popcorn lung a life altering, incurable condition after secretly vaping flavored e cigarettes for Outbreak of Lung Injury Associated with the Use of E Cigarette, or Vaping, Products Electronic Cigarettes Smoking & Tobacco Use CDC Is Vaping Better Than Smoking? Health Effects Compared