Neuroscience

Acting out dreams linked to development of dementia, study finds

The strongest predictor of whether a man is developing dementia with Lewy bodies—the second most common form of dementia in the elderly—is whether he acts out his dreams while sleeping, Mayo Clinic researchers have discovered. ...

Neuroscience

Study identifies how muscles are paralyzed during sleep

Two powerful brain chemical systems work together to paralyze skeletal muscles during rapid eye movement (REM) sleep, according to new research in the July 11 issue of The Journal of Neuroscience. The finding may help scientists ...

Neuroscience

Better sleep, less fear

Higher quality sleep patterns are associated with reduced activity in brain regions involved in fear learning, according to a study of young adults published in Journal Neuroscience. The results suggest that baseline sleep ...

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