Smoking cigarettes has long been proven to cause severe lung damage, including chronic obstructive pulmonary disease (COPD), emphysema, and lung cancer. Over time, cigarette smoke destroys lung tissue, fills airways with tar, How to Clean Your Vape Pod Vape Maintenance Guide 2025 Study links chronic vaping to progressive lung damage Harvard Gazette How To Clean Smok Novo 2 Pods SMOK Novo, Novo 2, Novo 2S, Novo 2X Pods Outbreak of Lung Injury Associated with the Use of E Cigarette, or Vaping, Products Electronic Cigarettes Smoking & Tobacco Use CDC