Using the latest data from Vaccine Track, the team generates quarterly analyses to uncover top US adult immunization trends, which could help to reveal how policy or social forces might be driving those trends.
Latest Insights
Local Trends Reveal Opportunities and Challenges in Adult Vaccination in Q1 2025
October 2025
Although adult immunization increased in most metro areas compared to Q1 2024, wide variation points to remaining gaps
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Potential Shift Toward Year-Round Vaccination
December 2024
National claims data reveal smaller seasonal swings in the post-pandemic period compared to the years before and during the pandemic
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A Full Year Without Cost Sharing for Vaccinations Under Medicare
June 2024
Looking at the full year of 2023 shows a broad upward trend in adult vaccinations compared to the years immediately following the pandemic
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National Trends Show Continued Increase in Adult Vaccination Through First Half of 2023
December 2023
Data from the first half of 2023 continue to show an upward trend in adult vaccinations
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National Immunization Awareness Month
August 2023
NIAM emphasizes the importance of routine immunization for people of all ages
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Adult Vaccines Outlook for 2023
February 2023
The COVID-19 pandemic had a significant impact on routine immunization rates both for children and adults
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