A good night’s sleep does more than just help you feel rested, it might literally clear your mind, according to the results of newly reported research by scientists at the University of Rochester and ...

How does the brain clean itself during sleep? A new ultrafast MRI method tracks cerebrospinal fluid flow without contrast agents, revealing how vasomotor waves drive the brain's "nightly wash." ...

Add Yahoo as a preferred source to see more of our stories on Google. As we sleep, the brain's "glymphatic system" helps wash away metabolic waste in the organ. | Credit: ArtistGNDphotography/Getty ...

Getting a good night's sleep is a critical part of our daily biological cycle and is associated with improved brain function, a stronger immune system, and a healthier heart. Conversely, sleep ...

Not getting enough sleep each night can raise a person’s risk for several health concerns, including cognitive decline and dementia. For the first time a new study describes the synchronized ...

What has puzzled researchers and philosophers for many centuries is the ‘why’ of sleep, along with the ‘how’. We human animals know from experience that we need to sleep, and that the longer we go ...

The brain has its own waste disposal system – known as the glymphatic system – that’s thought to be more active when we sleep. But disrupted sleep might hinder this waste disposal system and slow the ...

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 ...

Poor sleep among older adults is linked to disruptions in the brain’s “waste removal system”, according to researchers at The University of Hong Kong (HKU). A recent study led by Professor Tatia M.C.