COPD: Causes, Symptoms, Diagnosis, Treatment & Prevention 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, Are E Cigarettes a Safe Alternative to Smoking? Using Airway Cell Cultures to Assess Early Indicators of COPD Progression Inquiries Journal Vaping' Increases Odds of Asthma and COPD Johns Hopkins Medicine