In a mouse study, researchers found that zolpidem (Ambien), a common sleep aid, could prevent the brain from effectively ...

She added that it's "also dependent on one’s homeostatic sleep need or sleep debt." She explains that our society is chronically sleep-deprived, meaning that more sleep is usually needed for ...

His two-process model of sleep describes how separate systems—circadian rhythm and sleep homeostasis—interact to govern when and how long we sleep. The circadian clock dictates the 24-hour ...

Figure 2. Process S is a sleep-dependent process that reflects the homeostatic sleep pressure that builds up linearly as long as we are awake (i.e., the extent of time that has passed since our ...

Called the "natural short sleepers," they are genetically wired to need fewer hours of sleep compared to others, suggesting ...

We’re warned that sleeplessness takes a serious toll. But obsessing over how to cure it may be even more damaging.

The best sleep trackers can accurately track your REM sleep, monitor your heart rate and so much more. After thorough testing, we've found the best sleep tracking devices to help you get a good ...

Their observations revealed that norepinephrine levels in the brain fluctuate about every 50 seconds during non-REM sleep.

Dec. 5, 2024 — Sleep is critical for all sorts of reasons, but a team of international scientists has discovered a new incentive for getting eight hours of sleep every night: it helps the brain ...

The effects of sleep deprivation have been well studied. Sleep deprivation happens when you do not get enough sleep, or good quality sleep, to meet your body's needs. Not getting adequate sleep ...