Vapers losing their Juul e cigarettes after FDA ban al.com 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 riskfree. Bill to ban e cigarettes for minors passes unanimously The evidence keeps piling up: e cigarettes are definitely safer than smoking Science The Guardian E Cigarettes (Vapes) Smoking and Tobacco Use CDC Court rules Juul can still sell e cigs while it prepares challenge to FDA ban