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The 20,000-Step Workday


The 20,000-Step Workday

Your back starts talking to you around 12PM, just as you go for lunch…

Not loudly. Just a tightness low in the spine, the kind you stretch out and forget about, until hour six, when it’s not asking anymore.

If that’s familiar, you’re not imagining it and you’re not out of shape.

  • Roughly 25.7% of U.S. office workers report low back pain.
  • Sitting for most of the day drives roughly a 3.5-fold increase in chronic low back pain compared to workers who sit less.

That chair keeps a running total, whether you feel it accumulating or not.

I know this one personally. Years of desk time left me with the kind of back pain that doesn’t announce itself, it just quietly rules things out. Long dinners. Long flights. Standing through an entire meeting because sitting through it wasn’t an option that day.

When I quit my job, I didn’t only quit a job. I quit a lifestyle.

I hate sitting. I mean that plainly, not as a personality quirk. Eight hours in a chair feels like paying rent on my own body.

What the chair is actually doing to you

The back is the part you feel. The part you don’t feel is worse.

Sitting under constant work stress keeps cortisol elevated. Cortisol tracks your heart, not your mood.

And the chair is what makes it stick. Your body runs the whole stress response, cortisol up, heart rate up, everything primed to move, and then you don’t move. You sit there and take it. Movement is how that response is supposed to clear out. In a chair it just pools.

  • A pooled analysis of more than 43,000 people found that those with higher stress hormone levels carried a 63% higher risk of cardiovascular disease than those with lower levels.
  • A separate study in Hypertension tracked adults for over a decade and found that every time cortisol levels doubled, the risk of a cardiovascular event rose by 90%.

You won’t see that cost on a productivity report. You’ll see it years later, arriving like a bill with interest.

Walking does the opposite of all of it.

Stanford researchers Marily Oppezzo and Daniel Schwartz put this to an actual test in 2014. People walking on a treadmill scored roughly 60% higher on creative-thinking tasks than people sitting still, and 81% of participants improved specifically on the test built to measure divergent thinking, the kind where you’re generating ideas instead of picking from a list.

The effect held whether they walked outside or on a treadmill facing a blank wall. What mattered was the movement, not the scenery.

So the body wants you standing and the mind gets sharper while you do it. Somewhere along the way we built entire careers that require neither.

The one job that fit on a walk

For a long time I solved this halfway. I walked constantly, twenty thousand steps some days, and I filled that time the only way the phone in my pocket would let me: talking to people.

Sales calls, mostly, plus check-ins with employees and conversations with business owners and partners who could actually move something forward for a client. It worked. I built real relationships that way, and I don’t regret a single one of those hours.

Here’s the part I didn’t say out loud back then: I felt guilty about it.

It looked productive from the outside, and it was. But I knew I was only walking-and-working because sales happened to be the one category of work that fit through my mouth.

Everything else, the code, the websites, the newsletters, still needed someone sitting at a desk, and that someone was usually me, later, indoors, back in the chair I’d just escaped.

And even the work I did manage to hand off didn’t survive the handoff clean. I’d describe what I wanted to an employee mid-walk. The employee would absorb some percentage of it, then pass their version of my version to whichever AI tool we were using.

What came back wasn’t my vision, it was a guess about a guess.

Until now.

Then voice mode became agentic

ChatGPT’s voice mode used to be dictation with a personality. You’d talk, it would type, and you still had to go do the thing yourself when you got home.

Agentic voice mode is a different category, and it’s the category that finally closes that gap. There’s no employee in the middle absorbing seventy percent of what I meant and handing off their own guess. An agent takes intent. Every tool before it took input.

Say “the fulfillment queue backed up again, find out why and fix it” into a text box and it’s a note to self. Say it into an agent and it’s already running before you finish the sentence, and what comes back is what you actually meant, not a guess about a guess.

That single difference is what let the walk absorb the rest of the business, not just the parts that ran on conversation.

Getting your agents off your laptop and onto something that keeps running while you’re outside is the whole second workshop of the Agentic Business Sprint, and it’s the same setup that let me run the company from an iPhone for five months straight.

The stack is three pieces

People assume there’s something exotic here. There isn’t.

  • ChatGPT voice on my phone, which is the entire interface. No wearable, nothing clipped to my shirt, no hardware I had to go buy.
  • Remote access into my desktop, where the files and the repos and the real work actually live. The phone just gives me a way in.
  • One agent supervising another, so I’m a couple of layers up from the keyboard and the output still lands without me checking every step.

None of those three is impressive on its own. All three had to exist before the walk could become a full workday instead of half of one.

Twenty thousand steps, four departments

Here’s what an actual session looks like now. Same twenty thousand steps I was already walking, except look at what fits inside them.

  • Sales conversations move forward through voice, the way they always did.
  • Fulfillment gets checked and corrected mid-stride.
  • Somewhere else, actual building happens on a machine I’m not touching.
  • Marketing gets drafted, reviewed, and queued before I’m back at my front door.

Four departments in the walk that used to carry one.

Multitasking used to mean doing four things badly at the same time. This is closer to conducting: each agent holds its own thread, and I move between them just by saying so.

And it doesn’t stop at my own agents. I drop into servers where specialized agents live and pull them into whatever I’m working on, and when I need something my own systems don’t know yet, I bring in frontier AI directly and get it in real time, mid-walk, instead of waiting until I’m back at a desk to look it up.

The walk stopped being time away from the business. It became the highest-bandwidth hour of my day.

Start with one task

You don’t need my stack to start. Start with the audit that comes before it.

Go through last week hour by hour and sort every task into two piles.

  • The ones that genuinely need a screen, your hands, and your full attention.
  • The ones that only live at your desk because that’s where you happened to be sitting the first time you did them.

The second pile is always bigger than people expect. Approvals. Status checks. Chasing an update. Reviewing a draft. Deciding something you already know the answer to.

Pick one item out of that pile. Just one. Hand it to an agent this week and take it on a walk.

That’s the whole test. If it comes back done, you just found out the desk was optional.

The back pain is still real. The stats are still true. But the choice that used to sit between my spine and my company doesn’t have to get made anymore. Not by me, and not by you.


Every task that requires you, at that desk, at that hour, is one more piece of your business that can’t run unless your body is in a specific chair. Stack enough of them and what you own starts looking less like a business and more like a job with better branding.

The Agentic Business Sprint is eight weeks of taking those dependencies apart one at a time. Four workshops:

  1. Get clients with AI, so the pipeline fills without your adrenaline.
  2. Move your business into the cloud, so your agents stop dying with your laptop.
  3. Build the founder-led marketing engine, so buyers come to you.
  4. Build AOS, your Agent Operating System, so the repetitive work has somewhere to go.

Eight weeks to build it. Twelve weeks of me on call while it runs. Founding-round seats are capped and the price goes up with every cohort.

See the Agentic Business Sprint →