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Johns Hopkins: In Older Adults, Fragmented Circadian Rest-Activity Rhythms Linked to Faster Brain Shrinkage Over Time
April 15, 2026

BALTIMORE, Maryland, April 15 (TNSjou) -- Johns Hopkins University Bloomberg School of Public Health issued the following news release:

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In Older Adults, Fragmented Circadian Rest-Activity Rhythms Linked to Faster Brain Shrinkage Over Time

Weak body clock associated with brain atrophy in regions vulnerable in Alzheimer's and other dementias

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A study measuring daily rest-activity rhythms in older adults with no cognitive . . .

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