execution. A typical sleep system call takes a time value as a parameter, specifying the minimum amount of time that the process is to sleep before resuming...

reporting. Sleep on macOS consists of the traditional sleep, Safe Sleep, and Power Nap. In System Preferences, Safe Sleep is referred to as sleep. Since Safe...

computing, sleep is a command in Unix, Unix-like and other operating systems that suspends program execution for a specified time. The sleep instruction...

of sleep. During sleep, most of the body's systems are in an anabolic state, helping to restore the immune, nervous, skeletal, and muscular systems; these...

Look up sleep in Wiktionary, the free dictionary. Human sleep and sleep in animals are a form of rest. Sleep or sleeping may also refer to: Sleep (rapper)...

rhythms including sleep, peak period of alertness, core body temperature, and hormonal cycles. People with this disorder are often called night owls. The...

University. It is based on Beaudoin's theory of the human sleep onset control system called the somnolent information processing theory (SIP), according...

intake and were often conflicting.": 5  The immune system is affected by sleep and rest, and sleep deprivation is detrimental to immune function. Complex...

Sleep paralysis is a state, during waking up or falling asleep, in which a person is conscious but in a complete state of full-body paralysis. During...

The sleep cycle is an oscillation between the slow-wave and REM (paradoxical) phases of sleep. It is sometimes called the ultradian sleep cycle, sleep–dream...

Sleep debt or sleep deficit is the cumulative effect of not getting enough sleep. A large sleep debt may lead to mental or physical fatigue, and can adversely...

neuroscience of sleep is the study of the neuroscientific and physiological basis of the nature of sleep and its functions. Traditionally, sleep has been studied...

Rapid eye movement sleep (REM sleep or REMS) is a unique phase of sleep in mammals (including humans) and birds, characterized by random rapid movement...

Sleep deprivation, also known as sleep insufficiency or sleeplessness, is the condition of not having adequate duration and/or quality of sleep to support...

Sleep apnea (sleep apnoea or sleep apnœa in British English) is a sleep-related breathing disorder in which repetitive pauses in breathing, periods of...

Night terror, also called sleep terror, is a sleep disorder causing feelings of panic or dread and typically occurring during the first hours of stage...

Classification of sleep disorders comprises systems for classifying medical disorders associated with sleep. Systems have changed, increasingly using technological...

cause a persistent pattern of sleep/wake disturbances that arise either by dysfunction in one's biological clock system, or by misalignment between one's...

is a technique invented by Richard Ferber to solve infant sleep problems. It involves "sleep-training" children to self-soothe by allowing the child to...

by both processes. Calling rendezvous causes a process to sleep until a second rendezvous call with a matching tag occurs. Then, the values are exchanged...

Insomnia, also known as sleeplessness, is a sleep disorder where people have difficulty sleeping. They may have difficulty falling asleep, or staying asleep...

sleep disorders. Sleep disorders are broadly classified into dyssomnias, parasomnias, circadian rhythm sleep disorders involving the timing of sleep,...

Central sleep apnea (CSA) or central sleep apnea syndrome (CSAS) is a sleep-related disorder in which the effort to breathe is diminished or absent, typically...

classification system for fairy tales lists "Sleeping Beauty" as a Type 410: it includes a princess who is magically forced into sleep and later woken...

Sleep medicine is a medical specialty or subspecialty devoted to the diagnosis and therapy of sleep disturbances and disorders. From the middle of the...

Irregular sleep–wake rhythm disorder (ISWRD) is a rare form of circadian rhythm sleep disorder. It is characterized by numerous naps throughout the 24-hour...

include excessive daytime sleepiness (EDS), sleep-related hallucinations, sleep paralysis, disturbed nocturnal sleep (DNS), and cataplexy. People with narcolepsy...

The Sleeping Beauty transposon system is a synthetic DNA transposon designed to introduce precisely defined DNA sequences into the chromosomes of vertebrate...

A hypnotic (from Greek Hypnos, sleep), also known as a somnifacient or soporific, and commonly known as sleeping pills, are a class of psychoactive drugs...

middle of the eight-hour sleep period for morning types, but closer to waking in evening types. Melatonin is absent from the system or undetectably low during...