Key Takeaways

Insomnia might increase your risk for dementiaSeniors with chronic insomnia had a 40% increased risk for mild cognitive impairment or dementiaThis amounts to more than three additional years of brain aging

THURSDAY, Sept. 10, 2025 (HealthDay News) — Your beauty rest might be protecting your brain health as well, a new study says.

Seniors with chronic insomnia might experience a faster decline in their memory and thinking skills as they age, researchers reported today in the journal Neurology .

Chronic insomniacs had a 40% higher risk of developing dementia or suffering a decline in their cognitive skills, compared to those who get better sleep, the study showed.

That’s the equivalent of an additional 3.5 years of brain aging, researchers said.

“Insomnia doesn’t ju

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