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Objective Sleep Architecture

Meaning

Objective Sleep Architecture refers to the quantifiable, physiological structure of sleep, measured precisely using polysomnography or validated wearable technology. This encompasses the total time spent in each distinct sleep stage—Wake, N1, N2, Slow-Wave Sleep (SWS or N3), and Rapid Eye Movement (REM) sleep—as well as the number and duration of sleep cycles. Clinical assessment of architecture provides critical data on the restorative quality of sleep, which is directly correlated with hormonal secretion and cognitive consolidation. Deviations from an optimal architecture can indicate underlying health issues or chronic sleep debt.