Poor Sleep May Shrink Your Brain

Poor Sleep May Shrink Your Brain

The importance of a good night’s sleep can’t be understated – sleep well and you wake up alert, energized and ready for the day. But according to a new study published in the journal Neurology, a poor night’s sleep doesn’t just start your day off poorly – it might also cause your brain to shrink.

Researchers from Oxford University studied 147 adults, administering two MRI brain scans over the course of three and a half years; they also had participants fill out a questionnaire about their sleep habits. The researchers found that people who had sleep difficulties had a more rapid decline in brain volume, which could up their risk of Alzheimer’s disease and dementia.

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