Is vaping a safe alternative to smoking? A1AD Support How Electronic Cigarettes Work HowStuffWorks Don't ban e cigarettes as a reaction to the vaping illnesses. Nicotine free e cigarettes can damage blood vessels Penn Medicine FACT: Most e cigarette users also smoke cigarettes, a pattern known as dual use. This means the tobacco industry isn't helping people quit; it's sustaining addiction through another product. While the industry claims