Vaping and COPD E cigs: What You Need to Know if You Care for Patients with COPD Challenges in COPD Electronic cigarette use and its association with asthma, chronic obstructive pulmonary disease (COPD) and asthma COPD overlap syndrome among never cigarette smokers Older users of e cigarettes at greater risk of respiratory illness, study suggests CUNY Graduate School of Public Health & Health Policy Frontiers Inhalation of nicotine containing electronic cigarette vapor exacerbates the features of COPD by inducing ferroptosis in ENaC overexpressing mice