Are You a Tobacco Product? Electronic cigarette Wikipedia E Cigarette Meaning : Definition of E Cigarette What are heated tobacco products, what's in them and how do they work 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, Learn about the risks of e cigarette and vape pen use from the Stanford REACH Lab. This social graphic was developed by the Stanford REACH Lab, a Stanford research lab focused on promoting