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Smartphones Predict Metabolic Risk with PhotoScan

Google Research introduces PhotoScan, a smartphone-based AI tool that estimates body composition metrics to predict insulin resistance with near-DXA accuracy.

Published Aug 18, 2026, 2:56 AMUpdated Aug 18, 2026, 2:56 AM

What happened

Google Research unveiled PhotoScan, a deep learning approach using smartphone imagery to estimate body composition and predict insulin resistance, demonstrating near-DXA accuracy.

Why it matters

PhotoScan offers a non-invasive, accessible method to assess metabolic risk via consumer smartphones, potentially revolutionizing public health screening.

Who is affected

This development affects patients at risk of metabolic diseases, healthcare providers, and tech developers in health monitoring.

Risks / uncertainty

While promising, the tool's real-world effectiveness and privacy implications of using personal photos for medical assessments remain uncertain.