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. E cigarettes can result in 'Popcorn Lung' Does Vaping Cause Lung Cancer? INTEGRIS Health What Happens When You Quit Smoking & Start Vaping Vapourcore Is Vaping Worse Than Smoking? St. Vincent's Medical Center Smoking and Vaping National Institute of Environmental Health Sciences