+The **Sleep Wake Cycle** is a fundamental [biological rhythm](/wiki/biological_rhythm) that orchestrates alternating periods of [wakefulness](/wiki/wakefulness) and rest. Driven primarily by the body's internal [circadian clock](/wiki/circadian_clock), this cycle profoundly influences physiological and behavioral processes, essential for health and cognitive function.
+## See also
+- [Sleep](/wiki/sleep)
+- [Circadian Rhythm](/wiki/circadian_rhythm)
+- [Melatonin](/wiki/melatonin)
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