Sleep helps the brain to cleanse itself—and now this process can be measured in humans entirely noninvasively. Researchers at the University of Oulu have developed a method that allows the increased ...

New studies show that a bacterial molecule, peptidoglycan, is present in the brain and fluctuates with sleep patterns. This challenges the idea that sleep is solely brain-driven, instead suggesting it ...

Aquaporin-4 genetic variants interact with short sleep to accelerate grey matter loss linked to early Alzheimer's disease.

Why are conditions such as chronic stress, depression, cardiovascular disease, fragmented sleep, and aging all associated with a higher risk of dementia? In a new review piece in Science, University ...

For years, sleep has been framed as a basic pillar of good health. New research suggests it could be something even more powerful: a potential shield against Alzheimer’s disease. A study published ...

An international team led by the University of Michigan has introduced new methods that reveal which regions of the brain were active throughout the day with single-cell resolution. Using mouse models ...

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Struggling to catch some ZZZs? Cutting down on caffeine, kicking a smoking habit, curbing alcohol intake and sticking to a regular workout routine are great first steps toward getting some much-needed ...

The connection between sleep and growth hormone is already well-known within wellness and fitness circles. Levels of this key hormone, which aids in muscle recovery and bone strength, can be reduced ...

New neuroimaging research shows that when sleep-deprived people lose focus, the brain briefly shifts toward sleep-like physiology, offering fresh insight into why cognitive performance declines ...

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