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Lifelong Social Bonds Boost Aging Rats' Brain Power

10/12/2025

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Summary

Story summary

A study published in Aging-US shows that lifelong social companionship protects aging rat brains from cognitive decline.
Researchers from Providence College and the University of North Carolina conducted the study.
Aged rats living in social environments performed as well as young adults on memory tasks.
Aged rats housed alone showed significant impairments.
Socially housed rats exhibited more efficient brain function and increased activity in memory-related brain regions.

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Story summary

A study published in Aging-US shows that lifelong social companionship protects aging rat brains from cognitive decline.
Researchers from Providence College and the University of North Carolina conducted the study.
Aged rats living in social environments performed as well as young adults on memory tasks.
Aged rats housed alone showed significant impairments.
Socially housed rats exhibited more efficient brain function and increased activity in memory-related brain regions.