Glossary S

Sleep is a physical and mental resting state in which a person becomes relatively inactive and unaware of the environment.

Read more …

Sleep apnea refers to the disorder involving brief periods when breathing ceases during sleep.

Read more …

According to Dr. William Dement, Sleep Debt is created when personal sleep requirements are not met.

Read more …

Deutsch: Schlafstörung / Español: Trastorno del Sueño / Português: Distúrbio do Sono / Français: Trouble du Sommeil / Italiano: Disturbo del Sonno

In the context of psychology, a sleep disorder refers to conditions that affect the quality, timing, or duration of sleep, significantly impacting a person's overall health, mood, and ability to function.

Read more …

Sleep efficiency (SE) refers to the percentage of time actually spent sleeping of the total time spent in bed.

Read more …

sleep terror refers to the episode of apparent awakening from sleep which is accompanied by signs of panic and followed by disorientation and amnesia for the incident. Sleep terrors occur during non-rapid eye movement sleep and so do not involve frightening dreams.

sleep terrors refers to a form of parasomnia that occurs during deep sleep and is characterized by abrupt awakening, accompanied by autonomic arousal but no recall.

Read more …

Deutsch: Schläfer / Español: Durmiente / Português: Adormecido / Français: Endormi / Italiano: Dormiente

Sleeper in the psychology context, often referred to as the sleeper effect, is a phenomenon where a message or information initially has little to no persuasive impact on an individual but becomes more influential over time. This effect is usually observed in situations where the message is accompanied by a discounting cue, such as a dubious source or weak argument, which initially undermines its persuasiveness. Over time, however, the association with the discounting cue diminishes, and the message gains influence, seemingly "sneaking up" on the individual.

Read more …