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Study Links Better Sleep to Lower Alzheimer's Risk

10/29/2025

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Summary

Story summary

A 2023 study from Washington University found suvorexant reduced amyloid-beta and tau proteins in healthy adults, suggesting better sleep may combat Alzheimer's.
The study had short duration and a small sample, limiting conclusions about prevention.
Neurologist Brendan Lucey said more extensive research is needed before using sleeping pills as prevention.
A separate study indicates obstructive sleep apnea may raise the risk of brain bleeds, potentially leading to stroke and dementia.

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Story summary

A 2023 study from Washington University found suvorexant reduced amyloid-beta and tau proteins in healthy adults, suggesting better sleep may combat Alzheimer's.
The study had short duration and a small sample, limiting conclusions about prevention.
Neurologist Brendan Lucey said more extensive research is needed before using sleeping pills as prevention.
A separate study indicates obstructive sleep apnea may raise the risk of brain bleeds, potentially leading to stroke and dementia.