REM Sleep Behavior Disorder causes more than dream enactment—it’s a powerful clue to neurodegenerative disease risk.

Spending less time in slow wave and REM sleep may accelerate brain atrophy in regions affected early in Alzheimer’s disease, according to new research. The findings support sleep quality as a ...

Many people who experience sleep paralysis see frightening hallucinations some call "sleep paralysis demons." (Leah Abucayan, ...

Sleep Cycles: One rapid eye movement (REM) stage and three non-REM stages that altogether last about 90 to 120 minutes Benefits: Physical and mental recuperation and memory consolidation Disorders ...

A flexible smart contact lens can accurately monitor eye pressure and movement-even with closed eyes, helping detect and ...

A newly identified brain circuit in mice may explain why we sleep longer and deeper after being sleep deprived – and lead to ...

Following deep sleep, REM sleep is the next critical phase of sleep cycles, characterized by more dreaming that’s also extra ...

Sleep is known to be central to various physiological and mental processes, including the consolidation of memories, supporting various cognitive functions, helping to clear the brain of neurotoxins, ...

Sleep helps consolidate information into memory. But not everything we learn gets strengthened. Sleep prioritizes what we ...

obstructive sleep apnoea and parasomnias (abnormal sleep behaviours, such as sleepwalking and rapid eye movement sleep behaviour disorder). High ambient temperatures are associated with reduced ...

These are the sleep mistakes to avoid… 1. Your room is too hot "A cooler temperature is optimal for sleep," advises Dr.

You might think you’ve tried everything—from counting sheep to meditation—but there’s a surprising factor you may not have ...