A new soft contact lens monitors eye pressure and motion during sleep, helping detect glaucoma and other health issues.

Spending less time in slow wave and REM sleep may accelerate brain atrophy in regions affected early in Alzheimer’s disease, ...

How long your nap should be is subjective and depends on your individual sleep habits and sleep needs. Essentially, around 20 ...

Sleep and temperature regulation are very closely related – so the hotter it feels, the worse our sleep tends to be, and this ...

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

A new kind of smart contact lens is poised to revolutionize how we monitor eye health. Designed to work even when the eyes are closed, this ...

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

Narcolepsy disrupts more than sleep—it affects daily life. Learn about causes, symptoms, diagnosis, and the latest treatment ...

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

New research uncovers surprising effects of caffeine on the sleeping brain. Caffeine isn’t just in your morning coffee. It’s ...

Sleep is essential for healthy functioning. Insomnia disorder is prevalent, affecting around 5 to 10% of the adult population ...