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 Does Vaping Cause Lung Cancer? What We Know (and Still Don't) If you vape, you inhale a lot of harmful substances. These can damage your heart and lungs. Puffing: What Does It Mean and What Are the Risks? Do You Swallow The Smoke From Vape Is It Bad To What Happens If You Swallow A Zyn Pouch? [Comprehensive Answer] How To Smoke A Vape Like A Pro