Why You Cough When You Vape, and How to Stop It! E Cigarette Direct 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 Smoking vs. Vaping: The Same Damage, Just Marketed Better! If your lungs could talk, they would tell you the harsh truth: Smoking and vaping both burn and damage your lungs, just differently. Inhale this: What does vaping do to your lungs?