Lab study shows cigarette smoke damaged lung cells more than e cigarette vapor PET Imaging Shows Greater Lung Inflammation in e cigarette Users than Cigarette Smokers Imaging Technology News Our researchers are studying the effects of vaping on the lungs and airway., They found several components in e cigarettes damage cells that help protect us from viruses. , Dr. Fariba Rezaee explains Can vaping damage your lungs? What we do (and don't) know Harvard Health