Inhale this: What does vaping do to your lungs? Do You Inhale Vape Smoke Into Your Lungs Into Your Lungs How To Inhale When You Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and Vaping For Beginners: How Do You Inhale and Exhale Vapor? Medical Marijuana, Inc.