Young e cigarette users are more likely to move on to cigarettes An e cigarette is a battery operated device that heats liquid nicotine, flavoring, and other additives to create an aerosol. This JAMA Patient Page describes e cigarettes and the potential health effects of vaping. https: ja.ma 4dbZqrL E cigarette use to reduce cigarette smoking may not increase nicotine dependence Penn State Health News What are e cigarettes and the controversies that surround them? On Medicine Vaping and Lung Cancer Screening: Reduced Rates Among Vapers Revealed AJMC