AI Summary

Researchers propose a gut microbial health index that combines multiple microbiome measures to serve as a composite biomarker for overall health. The index reflects the dynamic nature of the gut microbiome, which varies with diet, lifestyle and disease, unlike the relatively stable human genome. By quantifying microbial composition, the metric aims to assess susceptibility to metabolic disorders, obesity and inflammatory conditions, emphasizing that modifiable factors can outweigh genetic predisposition.

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