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How light tells you when to sleep, focus and poo

By Frederic Gachon, Associate Professor, Physiology of Circadian Rhythms, Institute for Molecular Bioscience, The University of Queensland
Benjamin Weger, NHMRC Emerging Leadership Fellow Institute for Molecular Bioscience, The University of Queensland

We have trillions of body clocks – a central one in the brain and others in each cell of our body. Here’s how they work with light to control our health.

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