E cigarettes and cancer: new report faces sharp criticism Vejpkollen.se A analysis of more than 100 studies found the vaping can have long term health consequences. Vaping and Lung Cancer Screening: Reduced Rates Among Vapers Revealed AJMC Electronic cigarettes (e cigarettes) are sometimes called e cigs, vapes, vape pens, and electronic nicotine delivery systems (ENDS). E cigarettes come in many shapes and sizes. Most e cigarettes contain nicotine. Get the facts about e cigarettes, Press Releases