> Eubulides: [A] circadium rhythm.
>
>
> Somebody: Yeah, but the circadium rhythm is regulated by part of the hypothalamus, which of course is itself part of the brain. In other words, it's hard-wired.
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Then how are people able to work at night?
How are people able to sleep during the day?
Neurons are not wires. Not even metaphorically.