What Vaping Really Does to Your Lungs University of Utah Health Did you know that vaping not only poses a severe threat to your respiratory system but also jeopardizes the well being of those in close proximity, including your loved ones? This World No Vaping & Lung Health: Comparing with Smoking How Long Does Smoke Stay In Your Lungs? Vape 'N Vapor Curious about the difference between healthy lungs and a vapers lungs? See how vaping impacts your lungs, and why its best to quit early.