Vaping For Beginners: How Do You Inhale and Exhale Vapor? Medical Marijuana, Inc. What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Smoking and vaping are often compared, but neither is harmless. While they work differently, both can expose the lungs to addictive nicotine and harmful chemicals that impact breathing and overall health. Smoking How to Inhale a Vape Correctly: Beginner's Guide 2026 How To Inhale Vapour: Learn To Vape The Right Way