ARTICLE · THREE MINUTE READ

The Question Your Body Asks All Day

Fatigue, cravings, stubborn weight, and a wrecked cycle are rarely four different problems. They’re one system, answering the same question four different ways.

Trang Ca Laube, FNP, FMACP
Trang Ca Laube, FNP, FMACP
Reclaim Power Telehealth · IN · CO · AZ · WA · UT

The question is simple: do we have enough to spend right now?

Not enough money. Not enough time. Enough energy. Enough resources to meet whatever is being asked of it in that exact moment.

I think about this constantly in my practice, because so much of what people bring me isn’t really one broken thing. It’s the downstream answer to that same question, asked in a hundred different situations throughout the day.

Here’s what I mean.

Your brain is quietly taking in information all day — how much you slept, whether you’ve eaten, what time it is, whether you moved your body, whether you’re sick or inflamed, whether something feels like a threat. It runs all of that through one ongoing calculation, and the output shows up as appetite, energy, blood sugar, hormones, and how your nervous system behaves. That’s not a metaphor. That’s a real system, and it’s running constantly, whether you’re paying attention to it or not.

When something demands more — a stressful meeting, a bad night of sleep, a physical threat — your body responds by making fuel more available. Cortisol and adrenaline rise, blood sugar gets released, your system prepares to spend. That’s useful. That’s the system doing exactly what it’s supposed to do, in the moment it’s supposed to do it.

The problem isn’t that this system exists. The problem is what happens when the demand never lets up, and the answer to “do we have enough” starts coming back “no” too often, for too long.

And here’s the part that changes everything: hormones don’t work alone.

I say this to patients so often it’s practically a reflex: it’s never just one hormone. It’s a whole cascade. Your brain sends a signal, another gland responds, that response gets picked up by tissue somewhere else in your body, and the whole loop feeds information back to where it started. Cortisol is a perfect example — your brain signals your pituitary, your pituitary signals your adrenal glands, cortisol goes out into your body, and then it reports back up the chain, adjusting the next signal based on what it finds.

And cortisol doesn’t operate in a vacuum, either. It’s talking to your blood sugar, your nervous system, your sleep-wake cycle, your immune system, at the same time. Which is exactly why one number on one lab test so rarely explains why you’re tired, or gaining weight, or sleeping badly. You’re not managing one hormone. You’re managing a conversation between a dozen systems, all reading the same question and responding at the same time.

It’s never just one hormone. It’s a whole cascade.

That’s the actual work in functional medicine — not chasing one number, but understanding the pattern underneath it. Your brain, your gut, your thyroid, your adrenals, your reproductive system, your immune system, all reporting in, all deciding together where your energy should go.

So the next time your body throws you a curveball — a craving, a crash, a night you can’t sleep — the more useful question isn’t “what’s wrong with me.” It’s “what is my body responding to right now.” That’s usually where the real answer is.

SOURCES
Nature Neuroscience (2016); Molecular Psychiatry (2022); Endocrine Reviews (2017, 2020); Fertility and Sterility (2007)
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