Trends in Public Engagement with Vaccine-Related Content on YouTube: A Longitudinal Analysis
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By
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Michele Tizzani
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Yelena Mejova
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June 19, 2026
By
Michele Tizzani
Yelena Mejova
June 19, 2026
by Michele Tizzani, Yelena Mejova
June 19, 2026
Google Trends data showed increased US search interest in vitamin A and cod liver oil during the 2025 measles outbreak, but normalized search data cannot determine actual product use, dosing behavior, or harms.
June 29, 2026