

805 - Circadian Rhythms - Libido Mental Health and Immunity
5 snips Apr 8, 2023
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Circadian Rhythms Need Daily Cues
- Endogenous circadian rhythms are ~24 hours but require daily cues to align to the day-night cycle.
- Light, temperature, and socialization tune rhythms and keep bodily systems synchronized.
Stress Overrides The Clock
- Chronic circadian disruption links to cancer, cardiovascular, metabolic, and psychiatric disorders.
- The HPA axis and cortisol can override rhythms during stress, creating long-term misalignment.
The Body Works Like A Shifted Factory
- Circadian rhythms coordinate many bodily 'factory' tasks beyond sleep, including cleanup and maintenance at night.
- Disruption leads to production slowdowns, buildup of oxidative stress, and poorer repair.