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Dr. Michael Breus

πŸ‘€ Speaker
1850 total appearances
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Podcast Appearances

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

Now, you might be saying, why?

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

So here's how this works.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

There's two factors here that are important.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

Number one is sleep in and of itself is a dehydrated event, meaning when you wake up in the morning, your body's actually dehydrated.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

You lose almost a full liter of water every night just from the humidity in your breath.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

And so when you wake up in the morning, if you drink caffeine, remember, caffeine's a diuretic.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

It makes you have to pee.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

You've already lost a liter of water, okay?

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

So if you drink caffeine as the first thing, it's going to make you lose more water.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

I want you to hydrate before you caffeinate.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

Number two is another interesting fact.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

In order to exit a state of unconsciousness, you need two hormones, adrenaline and cortisol, and they actually have to be very, very high in order to pull your brain out of a state of unconsciousness.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

Here's what gets interesting.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

When adrenaline and cortisol are wandering around your brain, they stay there for a good 90 minutes after you wake up.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

Here's what's fascinating.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

If you add caffeine to adrenaline and cortisol, it does nothing.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

If you look at the powerfulness of these two, adrenaline and cortisol are like cocaine and coffee is like weak tea in comparison.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

So you've got a brain that's highly stimulated by adrenaline and cortisol.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

Dumping caffeine on it does nothing.

The Dwayne Kerrigan Podcast
143: Sleep Smarter: The Science of When with Dr. Michael Breus

But if you just wait 90 minutes after you wake up and then have your first caffeinated beverage,