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

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.

Ever wondered what really happens when you close your eyes and drift off to dreamland? It's far more complex than simply ...

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, ...

We asked the experts to share the most common signs of stress in your sleep — plus top tips on how to destress for better ...

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.

A new device that monitors the waste-removal system of the brain may help to prevent Alzheimer's and other neurological ...

"Tobacco can cause sleep issues, especially when used within four to five hours of bedtime," explains Benson. "That’s because ...

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