What's Actually in Your Vape: A Complete Chemical Breakdown No Vape November Your lungs work hard for you protect them. Vaping isn't harmless. It can inflame and scar lung tissue, reduce oxygen flow, trigger chronic cough, weaken immunity, What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America Tobacco Smoke, Vaping, and Asthma AAFA.org Dangers of Vaping: Why E Cigarettes Are Harmful to Health