Tag: human sleep

November 1, 2025 / Mohammed looti

S-STATE

Definition and Context of the S-State The term S-State, an abbreviation for the Sleeping State, formally delineates the period of natural periodic suspension of consciousness that fundamentally contrasts with the W-State, or the waking state. This physiological condition is characterized by a marked reduction in responsiveness to external stimuli, a general behavioral quiescence, and a […]

September 30, 2025 / Mohammed looti

NREM SLEEP

NREM Sleep: A Comprehensive Encyclopedia Entry The Core Definition of NREM Sleep Non-rapid eye movement (NREM) sleep is the predominant and arguably most restorative phase of the human sleep cycle, typically accounting for approximately 75-80% of an adult’s total sleep time. This fundamental state is characterized by a gradual decrease in physiological activity, moving from […]