Aider 2 millions de Belges arrter de fumer. DampShop Vaping What are e cigarettes? ksdk.com News Insider 24x7 A new study published by the University of New South Wales on 30 March suggests that vaping and e cigarette use may increase the risk of Instagram Nonnicotine vapes may be marketed as safe, but many still contain chemicals, have unknown health effects, and aren't FDAregulated. Teens are using them more ofteneven alongside nicotine vapes. No ecigarette is risk free.