Vaping and COPD: Is it okay or can it cause more problems? Chronic obstructive pulmonary disease develops over decades and we are missing the window to prevent it Frontiers Inhalation of nicotine containing electronic cigarette vapor exacerbates the features of COPD by inducing ferroptosis in ENaC overexpressing mice The Scary Truth About Teen Vaping Vaping Could Make You 40 Percent More Likely to Get Respiratory Disease The Brink Boston University Health effects in COPD smokers who switch to electronic cigarettes: a COPD Dove Medical Press