Researchers have identified five distinct profiles that map to certain brain signatures. Each profile is tied to certain ...

Learn how scientists discovered that even in deep sleep, parts of the brain stay active, and the mind may never fully rest.

An international consortium of researchers has created the largest-ever database compiling records of brain activity during sleep and dream reports.

Researchers trace how different sleep stages may fine-tune what we remember, trading specifics for more general knowledge.

Scientists have recently shown that both the quality and the amount of sleep we get may influence our risk of developing Alzheimer’s disease. Now, a study suggests that people who take significantly ...

A new study published in the Nature Partner Journals Parkinson's disease showed that REM sleep behavior disorder (RBD) was ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Need another reason to prioritize your sleep ...

A research team has revealed the link between the frequency of sleep apnea events during the rapid-eye-movement stage and the severity of verbal memory impairment in older adults at risk for Alzheimer ...