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Using Science to Optimize Sleep, Learning & Metabolism
Huberman Lab
How Does Light Inhibit Melotonin?
Every cell in your body is tuned the movement of the planet relative to the sun. The earth spins once every 24 hours on its axis, so part of that day we're bathed in sunlight or darkness. If you're at the equator, you experience less variation in day length and therefore night length. And if you're closer to the poles, you are going to experiece some very long days, and you're also going to experience some very short days,. depending on which pole you're at and what time of year it is.
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