E-cigarette use to reduce cigarette smoking may not increase nicotine dependence, study suggests

Electronic cigarettes have attracted media and consumer attention for claims of their addictive nature, variety of flavors, and increased use among teens, sparking regulatory oversight and policies. A new study suggests that these devices may help people decrease their dependence on combustible cigarettes — which contain an array of harmful chemicals called toxicants — without increasing their overall nicotine dependence.