Vaping and Lung Damage: What Pulmonologists Want You to Know Understanding COPD: Symptoms, Causes, and Treatment Options Smoking poses severe dangers to lung health, including: 1. Lung Cancer Smoking is the leading cause of lung cancer, increasing the risk of developing this deadly disease. 2. Chronic Obstructive Pulmonary Disease ( Disease Lungs Chronic Bronchitis The Common Vein The Difference Between COPD and Emphysema Kelsey Seybold Clinic