Young Adult Vaping and Dual Use Patterns Shifted by 2024
A study analyzed transitions between cigarette and e-cigarette use among adults from 2019 through 2024.
Updated on Sept. 22, 2026 in Asthma

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Researchers observing U.S. tobacco habits found that 16.2% of young adults transitioned to dual use of cigarettes and e-cigarettes between 2022 and 2024. The findings, published in 2026, highlight shifting nicotine consumption trends among young adults.
Why it matters
Understanding these transition patterns is essential for public health officials as they monitor how young adults navigate between combustible cigarettes and electronic nicotine delivery systems.
Transition rates from dual use to exclusive vaping reached 34.4% for adults aged 18-24 and 29.4% for those aged 25-34. These figures are based on data from 24,756 adult participants analyzed during the 2022-2024 period.
The players
Population Assessment of Tobacco and Health Study
This is a longitudinal study that tracks tobacco use behavior and related health outcomes among the U.S. population.
University of Michigan
This public research university hosts the lead researchers responsible for analyzing the tobacco survey data.
American Journal of Preventive Medicine
This peer-reviewed medical journal publishes research on disease prevention and health promotion.
The details
The analysis indicates that intermittent cigarette smokers had a hazard ratio of 4.13 for quitting tobacco entirely and 2.52 for switching to exclusive vaping. Researchers categorized survey participants by age, sex, race, and ethnicity to track how product preferences evolved over the multi-year study period.
Timeline
From 2019 to 2021, the transition rate to dual use was 4.0%.
E-cigarette initiation reached 0.5% between 2021 and 2022.
Data for 23,803 participants was analyzed from March 2021 to April 2023.
A transition rate of 16.2% to dual use was observed in 2022-2024.
The study was published on September 14, 2026.
The Big Picture
This research follows a pattern set by the Population Assessment of Tobacco and Health Study. The current findings update transition statistics previously established by this ongoing national research program.
The findings suggest that a significant number of young adults are actively changing their nicotine consumption habits. This information may help healthcare providers better understand current usage risks when advising patients on tobacco cessation.
The takeaway
The data shows that a notable portion of young adults are moving toward exclusive vaping rather than maintaining dual use of products. Clinicians should be aware of these shifting habits when discussing smoking cessation strategies with their patients.
Further reading
Learn more about respiratory health factors by visiting the Asthma section.
Source note: This article includes information reported by Medscape.
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