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 There are no safe tobacco products, and yes, that includes vapes. The sleek, battery powered devices heat up liquid packed with nicotine and other harmful chemicals that turn into an aerosol you inhale Are you supposed to inhale when you vape? Vaping Post Is Vaping Better Than Smoking? American Heart Association