If you're living with COPD, quitting tobacco is one of the best steps you can take to protect your lungs and improve your health. It's hard, but not impossible. Get the tools Vaping Essential Oils: Hidden Health Danger You Need to Know About American Lung Association COPD Medications : Best Practices Affordable Portable Oxygen Concentrators 1st Class Medical 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,