Vapor from e cigarettes may impair the cells that line the lungs A Single Session of Vaping Can Hurt Your Lungs The safest vape is the one you never start. Flavoured vapes were designed to feel harmless: Candy taste. Fruit smell. Cool packaging. Viral aesthetics. But your lungs don't care about the flavour. What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Inhalation Toxicology of Vaping Products and Implications for Pulmonary Health Vaping and smoking are often compared in terms of health risks, with research suggesting that while vaping may expose users to fewer toxic substances than traditional cigarettes due to the absence of