Dreams are vivid and visual auditory experiences that occur primarily during Stage 4 sleep.

Question

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Dreams occur during Rapid Eye Movement (REM) sleep, which is a stage of sleep characterized by rapid eye movements, increased brain activity, and muscle paralysis. Stage 4 sleep, also known as Delta sleep, is a deep sleep stage that occurs earlier in the night and is characterized by slow brain waves. During this stage, dreaming is less common and less vivid.

Dreams Are Vivid and Visual Auditory Experiences That Occur Primarily