In 2021, 4.5% of U.S. adults were current e-cigarette users. Among adult e-cigarette users overall, 29.4% also were current cigarette smokers, 40.3% were former cigarette smokers, and 30.3% had never been cigarette smokers. Among e-cigarette users aged 18–24 years, 16.3% were current smokers, 22.3% were former smokers, and 61.4% had never been cigarette smokers. Among those aged 25–44 years, 30.6% were current smokers, 45.8% were former smokers, and 23.6% had never smoked cigarettes. Among those aged ≥45 years, 42.7% were current smokers, 50.1% were former smokers, and 7.2% had never smoked cigarettes. Younger e-cigarette users were more likely to have never smoked cigarettes, and older e-cigarette users were more likely to be current or former cigarette smokers.
Source: National Center for Health Statistics, National Health Interview Survey, 2021. https://www.cdc.gov/nchs/nhis/index.htm
For more information on this topic, CDC recommends the following link: https://www.cdc.gov/tobacco/basic_information/e-cigarettes/index.htm
Footnotes
With 95% CIs indicated by error bars.
Current smokers are persons who have smoked at least 100 cigarettes in their lifetime and currently smoke cigarettes every day or some days. Never smokers are persons who have not smoked 100 cigarettes in their lifetime. Former smokers are persons who have smoked at least 100 cigarettes in their lifetime but do not currently smoke cigarettes.
Current e-cigarette users are persons who have ever tried an e-cigarette or other electronic vaping product even once and are now using every day or some days. The percentage of adults aged ≥18 years currently using e-cigarettes was 4.5%.
Estimates are based on household interviews of a sample of the civilian, noninstitutionalized U.S. population.