These stages are known as slow-wave, or delta, sleep.    From Wordnik.com.  [Think Progress » Cheney takes a nap.] Reference

The next morning, the slow-wave group had better recall of the words.    From Wordnik.com.  [Sleep Now, Remember Later] Reference

Intensifying slow-wave sleep enhances memory consolidation, Born said.    From Wordnik.com.  [Shocking Memories] Reference

Sleep terrors, on the other hand, occur during delta, or slow-wave, sleep.    From Wordnik.com.  [Janet Kinosian: A Short Guide To Understanding Your Nightmares] Reference

"We can improve the function of slow-wave sleep and therefore memory," Born said.    From Wordnik.com.  [Shocking Memories] Reference

However, the resulting sleep is short on the most restful “slow-wave” stage of sleep.    From Wordnik.com.  [One pill makes you sleepy, one pill wakes you up] Reference

Deep, or slow-wave sleep, when the body secretes human growth hormone, is critical for development and physical repair.    From Wordnik.com.  [When Sleep Leaves You Tired] Reference

A new drug called gaboxadol, on the other hand, which could be on the market next year, is a “slow-wave sleep promoter.”.    From Wordnik.com.  [One pill makes you sleepy, one pill wakes you up] Reference

Later that night, while they were in a deep stage of sleep known as slow-wave sleep, researchers gave them another whiff of roses.    From Wordnik.com.  [Study Probes Odor, Sleep, and Memory Link | Impact Lab] Reference

Exercising can increase the amount of slow-wave sleep you get.    From Wordnik.com.  [CNN.com] Reference

Then you'll wake up in the middle of a slow-wave cycle, and be groggy.    From Wordnik.com.  [Green Options] Reference

"People usually get a lot of slow-wave sleep and have been sleep deprived before.".    From Wordnik.com.  [KUAM.com - KUAM News] Reference

The average number of minutes spent in deep, slow-wave sleep also decreased with age.    From Wordnik.com.  [Medlogs - Recent stories] Reference

Stages three and four are the deepest, often referred to collectively as slow-wave sleep.    From Wordnik.com.  [U.S. News] Reference

Birds get not quite 40 percent as much sleep as usual, with drops in both slow-wave and REM sleep.    From Wordnik.com.  [Science News / Features, Blog Entries, Column Entries, Issues, News Items and Book Reviews] Reference

Daytime sleep propensity increased, and slow-wave sleep rebounded during a night of recovery sleep.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

Suppression of slow-wave sleep in healthy young adults significantly decreases their ability to regu.    From Wordnik.com.  [THE MEDICAL NEWS] Reference

The amount of time spent in deep sleep, measured as "slow-wave sleep," was also less in the older groups.    From Wordnik.com.  [Livescience.com] Reference

Longer naps in the morning yield more REM sleep, while those in the afternoon offer more slow-wave sleep.    From Wordnik.com.  [doggdot.us] Reference

Stages 3 and 4 are also referred to as slow-wave sleep, and are characterized by a delta wave EEG pattern.    From Wordnik.com.  [Conservapedia - Recent changes [en]] Reference

In both age groups, caffeine decreased sleep efficiency, sleep duration, slow-wave sleep (SWS) and REM sleep.    From Wordnik.com.  [Health News from Medical News Today] Reference

Deep, or slow-wave sleep, thought to be the most restorative phase of sleep, decreased with age, the study said.    From Wordnik.com.  [COSMOS magazine - The science of everything] Reference

In particular, slow-wave sleep was important for reducing the amount of the synapse-forming molecules in the brain.    From Wordnik.com.  [Science News / Features, Blog Entries, Column Entries, Issues, News Items and Book Reviews] Reference

It was also determined that, as people aged, the amount of time they spent in deep, slow-wave sleep decreased constantly.    From Wordnik.com.  [Softpedia News - Global] Reference

They all showed more signs of daytime sleepiness, and deep, slow-wave sleep rebounded during the night of recovery sleep.    From Wordnik.com.  [Medlogs - Recent stories] Reference

Daytime sleep propensity increased, and slow-wave sleep rebounded during a night of recovery sleep, said a Surrey release.    From Wordnik.com.  [The Times of India] Reference

The authors noted that the cause of the age-related reductions in slow-wave sleep and sleep need still must be established.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

The vocabulary is processed by one area of the brain early in the night during slow-wave sleep, a deep slumber without dreams.    From Wordnik.com.  [Home | Mail Online] Reference

If you don't sleep well, you will not gain. works by promoting slow-wave delta (deep sleep) that is vital for building muscle.    From Wordnik.com.  [MyLinkVault Newest Links] Reference

Furthermore, two additional nights involving experimental disruption of slow-wave sleep led to a similar response in all age groups.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

When the teens slept, researchers found all slept normally with appropriate amounts of rapid eye movement (REM) sleep and slow-wave sleep.    From Wordnik.com.  [Medlogs - Recent stories] Reference

Some experienced meditators also claim to be able to use it during slow-wave sleep, but I’ve had no luck with this.    From Wordnik.com.  [An Illustrated Guide to Cryptographic Hashes] Reference

Unlike nightmares, which occur during REM sleep, night terrors occur during slow-wave sleep, the deepest levels of non-REM sleep.”.    From Wordnik.com.  [Those who oppose AIPAC and CUFI are caught in the realm of nightmares] Reference

This intensifies slow-wave sleep.    From Wordnik.com.  [Shocking Memories] Reference

I was right into slow-wave delta sleep.    From Wordnik.com.  [Will Drugs Make Us Smarter and Happier? | Impact Lab] Reference

"Since it occurs in slow wave sleep, people usually get a lot of slow-wave sleep and have been sleep deprived before.    From Wordnik.com.  [KUAM.com - KUAM News] Reference

100 mg at bedtime can increase slow-wave sleep and improve symptoms of pain and mood in fibromyalgia patients.    From Wordnik.com.  [Naturejobs - All Jobs] Reference

Otherwise, you may drift into slow-wave sleep.    From Wordnik.com.  [doggdot.us] Reference