E cigarettes not a gateway to smoking, may even speed its decline, says new study Frontiers Inflammatory and Oxidative Responses Induced by Exposure to Commonly Used e Cigarette Flavoring Chemicals and Flavored e Liquids without Nicotine ADA urges FDA to reconsider proposed pathway for flavored e cigarette authorizations American Dental Association The Vape Debate: This New Trend May Be Riskier Than You Think MedStar Health