Can vaping damage your lungs? What we do (and don't) know Harvard Health Impact of vaping on respiratory health The BMJ Long term effects of chronic exposure to electronic cigarette aerosol on the cardiovascular and pulmonary system in mice: A comparative study to cigarette smoke ScienceDirect A lot of people still think vaping is harmless, but scans like this are a reminder that the lungs don't always recover from the damage. Some e cigarettes contain chemicals like diacetyl, which JCI What are the mechanisms underlying vaping induced lung injury? What Does Vaping Vitamin E Acetate Do To Your Lungs? Biotium