Is vaping safer than smoking? Dr Colin Mendelsohn Smoking VS Vaping: Which is More Harmful to Your Dental Health? Riverside Dental 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, Is Vaping Safer than Normal Smoking? Hackensack Meridian Health Vaping Is Better Than Smoking, And Could Save Tobacco Users' Lives, Study Finds Newsweek Are E Cigarettes a Healthy Way to Quit Smoking? WSJ