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 ...

Many believe our particularly large brain is what makes us human—but is there more to it? The brain's shape, as well as the shapes of its component parts (lobes) may also be important. Results of a ...

The human brain, as the seat of mental life—from the most complicated intellectual processes down to routine and unconscious bodily control—is necessarily enormously complex. The largest part of the ...

Many believe our particularly large brain is what makes us human – but is there more to it? The brain’s shape, as well as the shapes of its component parts (lobes) may also be important. Results of a ...