New research shows sleep deprivation can push the awake brain into a sleep-like state, disrupting attention and brain fluid ...

Pulsatile CSF flow dynamics increase during epochs with slower reaction times and attentional failures. (CREDIT: Nature) By 10 a.m., having had no sleep, subjects were lying in MRI scanners engaging ...

Brain's nightly cleaning cycle, crucial for clearing waste like beta-amyloid, falters with sleep loss. This disruption ...

You can see it coming in right there, that little spot,” says neuroscientist and engineer Laura Lewis. A remarkably bright pulsing dot has appeared on the monitor in front of us. We are watching, in ...

Nearly everyone has experienced it: After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off when you should be paying attention.

Research headed by teams at the University of Rochester Center for Translational Medicine and the University of Copenhagen describes for the first time how a spreading wave of disruption and the flow ...

The space between the arachnoid and pia meningeal layers encasing the brain is a landscape of connective tissue, blood vessels, and cerebrospinal fluid. Scientists debate how that fluid moves within ...