Being regularly unable to sleep could cause your brain to age faster, new research published in Neurology Journals indicates.

The study found that those experiencing chronic insomnia, defined by at least three nights of poor sleep a week for three months or more, showed a 40% higher risk of developing dementia or mild cognitive impairment (MCI) compared to those with non-chronic insomnia.

This study further illustrates the necessity of consistent sleep in maintaining a healthy lifestyle — according to the American Academy of Sleep Medicine, 12% of Americans have been diagnosed with chronic insomnia.

"Our results also add to a growing body of evidence that sleep isn't just about rest — it's also about brain resilience," explains Diego Z. Carvalho, MD, study author and a member of the Ame

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