Potential links to lung illnesses and e cigarettes under investigation: CDC ABC News E cigarettes Stress Lungs, Impair Protein Function News Release PNNL Health agencies investigating severe lung illnesses linked to e cigarette use > Air Force Medical Service > Display An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link Vaping and e cigarette study hopes to uncover any effects on lung health or exercise ability ABC News Vaping associated pulmonary injury Wikipedia