National Emphysema Foundation National Emphysema Foundation 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 E Cigarettes Have No Benefit for COPD Patients Trying to Quit Smoking Study: E cig use raises risk of early development of asthma 252% Ap somerset kentucky.com