Sleep deficiency is associated with atrophy of the inferior parietal region of the brain, according to a study published online March 31 in the Journal of Clinical Sleep Medicine. Gawon Cho, Ph.D., ...

These findings provide some evidence that reduced slow wave sleep (SWS) and rapid eye movement sleep (REM) may contribute to brain atrophy, thereby increasing the risk of Alzheimer disease (AD).

A new study shows that less time spent in slow wave and REM sleep is linked to smaller brain volumes in areas affected early by Alzheimer’s disease. Researchers suggest that poor sleep may be a ...