Tag Archives: brain activity

To sleep, perchance to dream … and to keep your brain working: Scientists have long known about the importance of getting a good night’s sleep to improve memory, learning and mental health. But the underlying cause of primary insomnia — a chronic inability to sleep soundly that’s not associated with the use of stimulants, or medical disorders such as depression — has eluded researchers.

Now, a small study comparing healthy participants to patients who have primary insomnia has found that the people with insomnia have weakened neural connections to and from the thalamus, the region of the brain that regulates consciousness, sleep and alertness.

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