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In our study, the association between lower REM sleep and dementia was not explained by those with cognitive impairment at baseline or by those who converted to dementia within the first 3 years, (which) suggests that reduced REM is not simply a consequence of early dementia," he told (http://www.
Our findings point to REM sleep as a predictor of dementia," said Pase.
It requires the combination of clinical characteristics (either by history or by abnormal REM sleep behaviors captured during video monitoring) and the presence of RSWA during video-polysomnography (vPSG).
Following the discovery of REM sleep by Aserinsky and Kleitman in the 1950's, much research was devoted to trying to determine processes specific to REM sleep.
Richard Boyce of McGill University in Montreal and colleagues interrupted mice's REM sleep in a more delicate way.
The first sleep cycle of the night goes through non-REM sleep and through REM sleep in about ninety minutes.
REM sleep behavior disorder-psychiatric presentations: a case series from the United Kingdom.
In addition, these data suggest that suppressive effects on slow frequency powers but not REM sleep may be hallmarks of effective antidepressants for ethanol withdrawal treatment.
In order to gauge the relationship between the REM sleep disorder and neurodegeneration, scientists performed molecular neuroimaging using a technique called single photon emission computed tomography (SPECT), which allows clinicians to evaluate bodily functions instead of focusing on structure, the forte of conventional radiology.
REM sleep behavior disorder (RBD) "diagnoses disease" and "identifies prodromal disease.
Electromyograph (EMG) results showed excessive twitching in her chin (mentalis muscle) and limbs during REM sleep (see the ChinEMG, LegEMG2, LegEMG3 tracings in Figure 1) but no epileptic features.
Guest on this show, Ron Mayo, discusses his experience with emotional release and achieving powerful REM sleep.