How your body knows when to wake up from sleep: The circadian rhythm explained

  • dharasuta
  • Thursday, November 6, 2025
Your body possesses an internal clock, the circadian rhythm, that dictates sleep and wake cycles. This biological marvel, governed by light cues and hormones like cortisol, anticipates dawn, preparing you for the day. Consistent habits further refine this internal timing, allowing for natural awakenings. Understanding this rhythm enhances energy and well-being.

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