Vaping isn't just vapor. It's an aerosol filled with nicotine and chemicals that go deep into your lungs and straight into your bloodstream. Many vapes contain: Highly addictive nicotine Curious about the difference between healthy lungs and a vaper's lungs? See how vaping impacts your lungs, and why it's best to quit early. What is Mouth to Lung and Direct to Lung Vaping? Vape Blogs Vapor Shop Direct About E Cigarettes (Vapes) Smoking and Tobacco Use CDC What Does Vaping Do to Your Lungs? Johns Hopkins Medicine