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What staying up all night does to your brain - Anna Rothschild
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You’re just one Roman Empire history final away
from a relaxing spring break.
But you still have so much to study!
So you decide to follow in the footsteps of many students before you
and pull an all-nighter.
When you stay up all night,
you're fighting against your body's natural circadian rhythms.
These are the cyclical changes that virtually all living things experience
over the course of a 24-hour period— such as sleeping and waking—
and they’re heavily influenced by light.
But for the moment, you're alert and powering through
the rule of Julius Caesar.
As the sun sets, your eyes send signals about the dwindling light
to a part of your brain called suprachiasmatic nucleus.
This is basically your circadian rhythm’s clock.
It alerts your pineal gland to start producing melatonin.
That’s the hormone that helps prepare your body for sleep,
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