Lung illnesses linked to e cigarettes Moriah College Clinical and radiological characteristics of e cigarette or vaping product use associated lung injury Emergency Radiology Springer Nature Link Critical Clues on E cigarette, or Vaping, Product Use Associated Lung Injury CDC 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.