As we sleep, our brain moves through four stages and two phases: non-rapid eye movement (NREM) and rapid eye movement (REM). The brain has four stages within the NREM phase. Each stage and phase of ...

Researchers at the University of Lausanne have identified a novel role for the brain's 'locus coeruleus' in sleep and its disruptions. This brain region facilitates the transition between NREM and REM ...

Two particular phases in your nightly routine seem to play outsize roles in cognitive health. By Mohana Ravindranath A good night’s sleep isn’t just about the number of hours you log. Getting quality ...

New studies show that a bacterial molecule, peptidoglycan, is present in the brain and fluctuates with sleep patterns. This challenges the idea that sleep is solely brain-driven, instead suggesting it ...

Researchers tracked brain activity across 24 hours, showing how shifting neural control centers drive fatigue and how sleep ...

Circadian clocks control physiological processes and behavior in virtually all living organisms. Now an international research team has created a detailed map of the internal clock in the brain of the ...

As every bodybuilder knows, a deep, restful sleep boosts levels of growth hormone to build strong muscle and bone and burn fat. And as every teenager should know, they won't reach their full height ...

Slow, sleep-like brainwaves persist in part of the brain that has been surgically disconnected from the rest of the organ, even though the person is awake. The findings 1, published in PLoS Biology, ...

Imagine awakening to find yourself completely unable to move or speak, perhaps feeling intense pressure on your chest, struggling to breathe, or even seeing strange figures in your bedroom. This ...