Resources & Publications Electronic Cigarettes Smoking & Tobacco Use CDC While vaping is not risk free, it is less harmful than tobacco Our World in Data Clinical Impact of Vaping 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. Health impacts of electronic cigarettes ANU National Centre for Epidemiology and Population Health E Cigarettes and Associated Health Risks: An Update on Cancer Potential