Links to E Cigarette Resources American Lung Association The Troubling Truth About COPD and Vaping University of Maryland Medical System Health Hub Electronic Cigarette Use Linked to Higher COPD Risk in US, Study Says E cigarette use tied to increased COPD, asthma risk MDedge 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, Analysis underscores the health risks of e cigarettes Pulmonary