Vaping and E Cigarettes ADAPP About E Cigarettes (Vapes) Smoking and Tobacco Use CDC How safe is vaping? UCLA E Cigarettes and Lung Health American Lung Association 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. Healthier Alternatives: Health, child rights experts warn against use of e cigarettes, vapes, ETHealthworld