Can vaping damage your lungs? What we do (and don't) know Harvard Health 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 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 Clinical and radiological characteristics of e cigarette or vaping product use associated lung injury Emergency Radiology Springer Nature Link EVALI: New information on vaping induced lung injury Harvard Health Impact of vaping on respiratory health The BMJ