How does the brain clean itself during sleep? A new ultrafast MRI method tracks cerebrospinal fluid flow without contrast ...

Electrical signals from the brain could help identify potential issues in the organ's development, a new study reports.

A new pooled analysis led by UCSF researchers suggests that how your brain looks during sleep, its so‑called brain age, may help predict who goes on to develop dementia. In roughly 7,100 U.S. adults ...

Sleep helps the brain to cleanse itself—and now this process can be measured in humans entirely noninvasively. Researchers at ...

New developments in artificial intelligence could use sleep data to predict disease risk, a new study suggests. Stanford Medicine researchers have developed an AI model trained on nearly 600,000 hours ...

A new study reveals that immersive dreams are linked to deeper perceived sleep.

Sleep rarely feels like a simple number. The hours you spend in bed matter, but the feeling of waking refreshed often carries ...

It might be worth working a little bit harder to get that much-desired, but often elusive, good night's sleep. Deep sleep clears the mind of waste just as a "dishwasher" cleans dirty plates and ...

Researchers found that people often feel they’ve slept most deeply not just during unconscious rest, but after immersive ...

Obstructive sleep apnea, a condition that causes lower oxygen levels during sleep, is linked to degeneration of brain regions associated with memory through damage to the brain's small blood vessels, ...

Vivid dreams might be doing more than just entertaining your mind at night. Researchers found that immersive dreaming can actually make sleep feel deeper and more refreshing, even when brain activity ...