The Neuroscience of Being Human
The Neuroscience of Circadian Rhythms
The suprachiasmatic nucleus, light exposure, and why modern life disrupts the body's master clock
1,029-word article with 5 Harvard references.
Premium article
Every cell in the body runs on a clock. The master timekeeper, the suprachiasmatic nucleus, synchronises these clocks to the light-dark cycle, coordinating sleep, hormone release, metabolism, and mood across the 24-hour day. This article explores how circadian rhythms work, what disrupts them, and why chronobiological misalignment is a hidden driver of physical and mental illness.
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- Full 1,029-word article with 5 Harvard references
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