COPD: Smoking's Devastating Impact & Vaping Risks 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 Frontiers B cell immune repertoire sequencing in tobacco cigarette smoking, vaping, and chronic obstructive pulmonary disease in the COPDGene cohort Dampfen ohne Nikotin Die Vorteile nikotinfreier Vapes