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 A new study published in Nicotine & Tobacco Research found that those using e cigarettes alone were more than twice as likely to develop COPD than people who didn't use any tobacco products, Vaping Predicted to Have Notable Impact on Europe's COPD Burden Respiratory Therapy Does Vaping Cause COPD? Crystal Vape & Crystal Bar & SKE Vape Official Station