E cigarette Characteristics, Safety Issues, & Regulation Britannica E cigarettes using synthetic nicotine come under FDA oversight Los Angeles Times E Cigs Are Still Flooding the US, Addicting Teens With Higher Nicotine Doses KFF Health News FDA staff blindsided by move allowing more e cigarettes and nicotine pouches onto US market CNN 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 E Cigarettes Public Health Law Center