Internal Clock
An internal clock governs many of the daily processes that keep us alert, rested, and healthy. Often referred to as the internal body clock, this timing system coordinates sleep, hormone release, body temperature, and metabolism. Understanding how the internal clock works — what scientists call the circadian rhythm — helps explain why you feel sleepy […]
Circadian Rhythm & Sleep Cycles
The relationship between our internal clock and nightly sleep is at the heart of health, mood, and performance. Understanding circadian rhythm & sleep cycles helps explain why some nights feel restorative while others leave you groggy, and it offers practical interventions to improve sleep quality. This pillar article outlines the science behind circadian timing, the […]