The evidence keeps piling up: e cigarettes are definitely safer than smoking Science The Guardian E cigarettes: effective cessation tool or new gateway to smoking tobacco? UICC Healthier Alternatives: Health, child rights experts warn against use of e cigarettes, vapes, ETHealthworld Health effects of electronic cigarettes Wikipedia E Cigarettes and Safety Tips to Avoid Explosions Schulze Law 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.