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, The role of cigarette smoke induced pulmonary vascular endothelial cell apoptosis in COPD Respiratory Research Springer Nature Link The Impact of E Cigarettes and Asthma: What You Need to Know Marijuana and Your Lungs: Is Vaping Safe for People with COPD? Chronic electronic cigarette exposure in mice induces features of COPD in a nicotine dependent manner Thorax Vaping is not harmless. A new study from Johns Hopkins Medicine reveals that e cigarettes significantly increase the risk of COPD and high blood pressure. Our own Dr. Todd Hoopman shares firsthand accounts