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, How E Cigarette Works And What Is The Difference Between Vapes and Traditional Cigarettes Links to E Cigarette Resources American Lung Association Electronic cigarette use ESPAD Data portal 100 + 35 offerts PROMO E LIQUIDE E Liquides Concept Arme Access Nhoss Protabac Is vaping more harmful than smoking cigarettes? More people incorrectly think so: Newsroom UT Southwestern, Dallas, Texas