Links to E Cigarette Resources American Lung Association E Cigarettes Have No Benefit for COPD Patients Trying to Quit Smoking Can E cigarettes help COPD patients quit smoking and reduce harm to lungs? COPD and Vaping: Understanding the Risks and Long Term Effects Electronic cigarette use and its association with asthma, chronic obstructive pulmonary disease (COPD) and asthma COPD overlap syndrome among never cigarette smokers Vaping and Electronic Cigarette Toxicity Overview and Recommendations (Project VECTOR) Intrepid Lab