Vaping refers to the use of an electronic cigarette, or other vaping device, to breathe in an aerosol, often containing nicotine, flavouring and other chemicals. Unlike cigarette smoking, vaping doesn't burn tobacco. The Truths Behind Vaping: Information for Youth and Teens USU E cigarettes Models and Mechanisms of Public Health E cigarette use to reduce cigarette smoking may not increase nicotine dependence Penn State University How Do E Cigarettes Work? Dispergo Vaping Electronic Cigarette ecig e cig