Measles Cases Surged in 2025 as Vaccination Rates Dropped
As measles cases rise across the U.S., declining vaccination rates prompt new questions about public health, prevention, and community risk.
Photo credit: PBS News Hour
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January 30, 2026
As measles cases rise across the U.S., declining vaccination rates prompt new questions about public health, prevention, and community risk.
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Note: If you are short on time, watch the video and complete this See, Think, Wonder activity: What did you notice? What did the story make you think? What would you want to learn more about?
Measles, one of the world’s most contagious diseases, was declared eliminated in the U.S. more than 25 years ago. However, measles cases have skyrocketed in the U.S. as vaccination rates continue to decline, a trend that accelerated during the pandemic. Stephanie Sy spoke with Caitlin Rivers, an epidemiologist at Johns Hopkins University, about the ramifications and reasons behind the outbreak.
View the transcript of the story.
Examine the two charts below with a family member, peer or neighbor. What do you notice? If you wanted to research measles cases in your state, start with your state's department of health website. Take a look at Tennessee's site. What information is included on the page? How could you find out why certain areas have been more affected than others? What does the site say about vaccinations?
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Republished with permission from PBS NewsHour Classroom.