Can eating less slow down aging?

Original Title

EFFECT OF LONG-TERM CALORIC RESTRICTION ON THE PACE OF BIOLOGICAL AGING IN HEALTHY ADULTS FROM THE CALERIE TRIAL

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Summary

Scientists looked at whether eating 25% fewer calories for 2 years could slow aging in healthy people who aren’t overweight.

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Surprising Findings

Caloric restriction slowed aging on DunedinPACE but not on PhenoAge or GrimAge

Many assume that if an intervention slows aging, it should show up across multiple biological age measures. The fact that only one clock detected the effect challenges the idea of a universal 'biological age'.

Practical Takeaways

Sustained caloric restriction may modestly slow biological aging in healthy adults, based on one epigenetic measure.

low confidence

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