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Snoring Linked to Memory Loss and Dementia Risk
20 Jul
Summary
- Untreated obstructive sleep apnea is linked to worse memory and higher dementia risk.
- Treating sleep apnea can bring cognition and memory back to normal levels.
- Midlife sleep apnea identification and treatment may protect long-term brain health.
A recent study published in Alzheimer's & Dementia: The Journal of the Alzheimer's Association highlights a potential link between obstructive sleep apnea (OSA) and cognitive impairment. Researchers found that adults aged 40 to 77 with untreated OSA experienced worse memory function and a higher risk of developing dementia.
Crucially, the study demonstrated that when sleep apnea was treated, participants' brain testing results, including memory and cognition, were on par with individuals who did not have the sleep disorder. This suggests that intervention can mitigate the negative effects of OSA on brain health.
Even when accounting for other common risk factors like obesity and high blood pressure, OSA independently contributed to lower cognitive function and increased dementia risk. The findings emphasize that sleep apnea, a common yet often undiagnosed condition, should be considered in discussions about dementia prevention.
