Quick answerGoogle's AI Overviews, which offer AI-generated summaries at the top of search results, have been observed to frequently cite YouTube videos when answering health-related questions. This suggests the system sometimes prioritises video content over established medical websites for these topics, potentially affecting the source authority of the information provided.What Google AI Overviews doGoogle AI Overviews are a feature integrated into Google Search. When a user asks a question, particularly one that requires a factual answer or summary, the AI generates a concise answer directly within the search results page. These overviews are intended to save users time by presenting key information upfront, often with links back to the original web pages or videos from which the information was drawn. The goal is to provide a quick understanding without needing to click through multiple links.YouTube's role in health query summariesObservations indicate that for certain health-related search queries, Google's AI Overviews…