Smoking Status and COPD Symptoms and Prognosis Journal of the COPD Foundation Does Vaping Cause Lung Cancer? Electronic Cigarette Use in US Adults at Risk for or with COPD: Analysis from Two Observational Cohorts Journal of General Internal Medicine Springer Nature Link Can Vaping Help Reverse COPD Harm? Vaping360 A new study published in Nicotine & Tobacco Research found that those using e cigarettes alone were more than twice as likely to develop COPD than people who didn't use any tobacco products, Exclusive e cigarette use raises COPD risk but not type 2 diabetes or heart failure risk