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Chronic insomnia raises dementia risk by 40% in older adults, accelerating brain aging.
Chronic insomnia, defined as difficulty sleeping for at least three nights a week over three months, increases the risk of cognitive decline and dementia by 40% in older adults, according to a study published in Neurology.
It accelerates brain aging by about 3.5 years and affects brain structures linked to Alzheimer's disease.
Cognitive behavioral therapy for insomnia (CBT-I) and maintaining regular sleep schedules are recommended to preserve cognitive function.
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El insomnio crónico incrementa el riesgo de demencia en un 40% en adultos mayores, acelerando el envejecimiento cerebral.