Vaping Danger in Spotlight as Lung Injury Cases Mount Methodist Health System Omaha, Council Bluffs, Fremont How E Cigarettes Affect Your Body Dual cigarette and e cig use increases human risk of lung cancer 40 times Stanton Glantz blog Health experts warn that flavored e cigarettes may lead to permanent lung damage. A U.S. teenager was diagnosed with "popcorn lung" after covertly vaping for three years, resulting in a lifelong, debilitating condition. HealthMatch Vaping may be safer than cigarettes, but it's not safe Can vaping damage your lungs? What we do (and don't) know Harvard Health