Podcasts / The Human Upgrade: Biohacking for Longevity & Performance

The Doctor With Answers To Your Mystery Symptoms | Jessica Peatross : 1473

May 26, 2026 · 1h 17m · YouTube

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EP · The Human Upgrade: Biohacking for Longevity & Performance · The Doctor With Answers To Your Mystery Symptoms | Jessica Peatross : 14731:16:51

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Function Health

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0:32–1:48	Function Health	insertedspotify copy only	pre-roll	ASPRIE	omnibioticlife.com	dai
2:35–2:46	Lilacu	host readaudio + YouTube	pre-roll		lilacu.com/dave	trigger
15:28–16:23	ButcherBox	host readaudio feed only	mid-roll		butcherbox.com/human	trigger
16:16–16:32	ButcherBox	host readaudio + YouTube	mid-roll		butcherbox.com/human	trigger

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Transcript

asr · 16,641 words · docs

0:00Why is cortisol good for you?

0:01Everyone who's sick has a low cortisol awakening response.

0:04Everyone thinks cortisol is a doomsday, horrible thing.

0:07So, um, I figured this out, but low cortisol is more dangerous than high cortisol.

0:11And having low cortisol in the morning is horrible.

0:14Do you have it low in the morning and high at night?

0:16Aren't wrong.

0:17Yep.

0:17It's gotta be the other way.

0:18Turns out, genetically, my body doesn't make enough cortisol.

0:21The lesson here is that cortisol is...

0:25You're listening to The Human Upgrade with Dave Asprey.

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0:32How many nights have you stared at the ceiling, counting the hours until morning?

0:37Maybe you tried a sleep supplement, but it knocked you out and left you groggy, like you traded one problem for another.

0:44Poor sleep doesn't just make you tired.

0:46It kills your performance, slows your brain down, and speeds up aging.

0:50KillSwitch from Switch Supplements solves that problem.

0:53It works with your biology instead of against it.

0:56It contains five gut-friendly, extensively researched ingredients like GABA, magnesium glycinate, and part cherry extract to help you fall asleep naturally, stay asleep, and wake up clear.

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