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).
Differences in brain shape between a present-day human (left, in blue) and a Neanderthal from La Chapelle-aux-Saints (right, in red). Source: Max Planck Institute for Evolutionary Anthropology/Simon ...
Graphic representation of a rhesus monkey brain. The areas of the brain that play a role in controlling arm and grasping movements are marked in color. Yellow: premotor cortex, green: motor cortex, ...