News summary

Worms live longer in cool conditions thanks to a muscle-derived molecule

Source: Nature - Main • Published: 21 Oct 2026, 00:00

Summarized by Masters of Longevity from Nature - Main.

How cooler temperatures trigger a muscle-derived metabolic signal that sets off a whole-organism longevity program — a readable science feature worth opening.

Worms live longer in cool conditions thanks to a muscle-derived molecule
Key Takeaways
  • A specific muscle-derived metabolite increases in cold and triggers a systemic longevity program in nematodes.
  • Cold-induced activation of a BH2-related metabolic network improves proteostasis and extends worm lifespan.
  • The cold-triggered metabolic pathway and its longevity effects are conserved in human cells, suggesting translational potential.
Read the full article at Nature - Main ↗

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