PET imaging shows greater lung inflammation in e cigarette users than cigarette smokers Vaping and Lung Cancer Screening: Reduced Rates Among Vapers Revealed AJMC Exposure to PM2.5 and E cigarette can potentially put you at greater risk of lung cancer . Both exposure to PM2.5 air pollution and e cigarette use are linked to an increased risk of Thirdhand Vapor from E cigarettes Damages the Lungs of Mice Thirdhand Smoke Resource Center