COPD Patients Who Switch From Smoking to Vaping See Long Term Benefits PDF) An RCT of acute health effects in COPD patients after passive vape exposure from e cigarettes Vaping ups risk of self reported COPD Futurity Vaping Marijuana Failed to Help COPD Symptoms RT Vaping Predicted to Have Notable Impact on Europe's COPD Burden Respiratory Therapy 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