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sleep cycle

a recurring pattern of sleep stages in which a period of slow-wave sleep is followed by a period of REM sleep. In humans, a sleep cycle lasts approximately 90 minutes.

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Psychology term of the day

February 28th 2025

hypnotic regression

hypnotic regression

a therapeutic technique in which an individual under hypnosis is induced to relive a previous experience that may be contributing to current emotional difficulties. There are two types of hypnotic regression: age regression and past-life regression.