Vaping at 15, COPD at 19: Quit Now! TikTok COPD Associated with Lung Cancer, Even in Those Who Have Never Smoked Secondhand Exposure to E Cigarettes Puts COPD Patients At Risk 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