How Switching to E Cigarettes After Smoking Cessation Affects Lung Cancer Risk Lung cancer risks persist with e cigarette use after quitting tobacco smoking 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 Broad evidence implicates e cigarettes as a cause of cancer Stanton Glantz blog E cigarettes contain hazardous substances, addictive and harmful Current thinking about the effects of e cigarettes on oral cancer risk BDJ Team