tech
January 24, 2026
Google AI Overviews cite YouTube more than any medical site for health queries, study suggests
Exclusive: German research into responses to health queries raises fresh questions about summaries seen by 2bn people a month
TL;DR
- A study found Google's AI Overviews cite YouTube more than any medical website for health-related queries.
- Researchers analyzed over 50,000 German health searches and found YouTube was the most cited source.
- The study questions the reliability of AI Overviews due to reliance on a general video platform with unvetted content.
- Google defends AI Overviews, stating it cites reputable sources, including medical content creators on YouTube.
- Previous investigations have highlighted instances of false and misleading health information in Google AI Overviews.
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