About E Cigarettes (Vapes) Smoking and Tobacco Use CDC How to Inhale a Vape Properly: MTL, DTL & RDL E cigarettes and Vaping Commercial Tobacco Use MN Dept. of Health The Impact of E Cigarettes and Asthma: What You Need to Know 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