TED-ED: How does your body know what time it is? - Marco A. Sotomayor

TED-ED: How does your body know what time it is? - Marco A. Sotomayor

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KG - University

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Michel Siffre's isolation experiments revealed the existence of circadian rhythms, which are internal cycles that regulate sleep and other bodily functions without external cues. These rhythms are part of chronobiology, a field studying time-related biological changes. The brain's timekeeping system involves proteins like CLK and PER, which regulate sleep cycles. External cues, or zeitgebers, such as light and temperature, help fine-tune these cycles. Neuronal communication in the brain also plays a role in our perception of time, as demonstrated by Siffre's altered time perception during his isolation.

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What new insight or understanding did you gain from this video?

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