Patients with Alzheimer disease and cognitive impairment with delayed REM sleep patterns have increased levels of brain amyloid and tau.

Yes, dogs do dream. Most of our dreams, especially vivid ones, happen during rapid eye movement (REM) sleep. Importantly, ...

A new study published in The Journal of Neuroscience has uncovered how the human brain’s internal timing mechanisms shift ...

Frontoparietal cerebrovascular pathology is linked to oxygenation during REM sleep, indicating possible connection to Alzheimer Disease.

Feeling tired despite enough hours? Learn how understanding your 90-minute sleep cycles & using a sleep calculator can help ...

Hyperfixation on getting a good night’s rest can ignite a tortuous loop. Stress about sleep causes activation in the body, ...

Caffeine can make it difficult to fall asleep, but new research suggests it continues to affect your brain long after you’ve ...

Caffeine consumed at night can disrupt brain activity and sleep patterns, with young adults most affected by its impact.

New research into how caffeine affects the brain may have revealed a key way that it rewires how our brains work at night.

Hitting the snooze button robs your body of restorative REM sleep — and nearly half of us are guilty of this, according to a ...

Not only is the amount of sleep you get important for performance, but so is the quality of sleep you get—and that means ...

Antidepressants that inhibit REM sleep are associated with prolonged survival in people with amyotrophic lateral sclerosis, a ...