When teenagers shift their sleep schedules between school days and weekends, the resulting mismatch can alter the physical ...

Recent research reveals we dip into a sleeplike state as our brains flush out waste buildup.

Seep deprivation impairs social memory by disrupting oxytocin signaling in the hippocampus and prelimbic cortex.

The brain may inadvertently "learn" to have seizures by treating them like important memories to be stored, according to new ...

A recent Mayo Clinic study looked at a process in the brain that, following a seizure, might reinforce future seizures — and potentially provides a new treatment window for those ...

Scientists reveal how sleep protects brain cells, manages metabolic damage, and may help explain links to Alzheimer’s disease ...

Discover the effects of sleep deprivation on your brain and body, impacting cognition, mood, metabolism, and overall health.

For the first time, researchers have been able to observe how the pupils react during sleep over a period of several hours. A look under the eyelids showed them that more happens in the brain during ...

New research finds that sleep is essential for protecting brain mitochondria by transferring toxic metabolic waste from neurons to glial cells for disposal.

By Hugo Francisco de Souza New neuroimaging research shows that when sleep-deprived people lose focus, the brain briefly ...

There are some obvious signs of a poor night’s sleep — fatigue, irritability and trouble focusing, to name a few — but it can also have some hidden effects. In a new study led by University of ...

Learn how caffeine affects brain chemicals and health, sleep, and mood. Understand safe daily limits, hidden sources, and signs you’re getting too much.