Robert Lufkin MDAs a medical school professor, I've relied on BMI for decades. A new Nature Medicine study just proved how dangerously misleading it can be.
Researchers at Leipzig and Gothenburg built an AI model called "metabolic BMI" using blood metabolites and gut microbiome data from nearly 2,000 people.
What they found:
- Normal-weight people with high metabolic BMI had up to 5X the risk of diabetes, fatty liver, and insu... https://medicalxpress.com/news/2026-01-bmi-ai-reveal-hidden-metabolic.html
