The Physical Cost of Physician Burnout: What Six Weeks With Arena Labs Showed Me

I have been teaching physicians to audit their Energy Accounts for two years. Then I spent six weeks wearing a sensor from Arena Labs that audited them for me.

The numbers did not lie.

By week three, I could pull up a graph that told me, almost to the day, when I had run a heavy clinic the morning after a poor night’s sleep. By week five, I could see the difference between a week that ended with me genuinely recovered and a week that ended with me functioning on borrowed energy. My body had been keeping a record for years. I had simply never been asked to look at it.

This post is the companion to my recent podcast conversation with Dr. Diane Malaspina, a performance coach with Arena Labs. Listen to the episode here. Diane and I spent thirty minutes on what high performance actually means in medicine, and why most physicians are sustaining performance through a kind of physiological credit-card debt our workplaces will not let us name.

What I want to tell you here is what changed when I had the data to back up what I had been saying.

The Body Keeps a Record Physicians Are Trained to Ignore

Medical training teaches physicians to ignore basic physiology. We work twenty-four hours or more without sleep. We put off eating because the next patient is waiting. Often, don’t drink water so we will not have to leave clinic for the bathroom. In short, we learn to ignore the messages our bodies send us about being tired, hungry, or overworked.

Mind over matter, to a point. The point comes faster than we admit.

Human physiology has real flexibility built in. We have a system designed to respond to stress and sustain performance under less than ideal circumstances. That system has breaking points. The breaking points are physiological events, not character flaws. It is time to relearn how to listen to our bodies before they start shouting at us in the language of disease.

The literature is unambiguous on this point. Physicians who are chronically burned out show measurable changes in autonomic regulation, sleep architecture, and HPA-axis activity. The downstream consequences are not theoretical: hypertension, dysglycemia, lipid abnormalities, cardiovascular risk.¹ These are the conditions we diagnose and treat in our patients while quietly carrying them ourselves.

The physical signs show up before the emotional ones, and we are particularly bad at reading them in the mirror. Three of the most common, in my coaching practice:

Chronic fatigue that sleep does not fix.

 A weekend off no longer restores you. By Sunday evening, the dread has returned before the Monday clinic has started.

Sleep that is technically eight hours and functionally four.

You go to bed. You wake up. The clock says you slept. The body says otherwise.

Frequent low-grade illness.

The cold you cannot shake. The headache you assume is dehydration. The GI symptoms you assume are stress. They are stress, but stress as a measurable physiological event, not an emotion you can push through.²

If you recognize yourself in two of those three, the issue is not motivation. The issue is depletion that has crossed from a feeling into a physiological state.

We are the only profession I can think of that holds itself to elite performance standards in real time while training itself to consider its own physiology irrelevant to the work.

What Arena Labs Does

Arena Labs coaches high-performing healthcare workers on how to keep performing at a high level while caring for themselves at the same time. The model draws from the operational tradition that prepares Navy SEAL teams, Olympic athletes, and elite musicians for sustained performance under load.

The argument is straightforward. Elite performers do not perform better because they try harder. They perform better because they measure their state, manage their response, and recover with the same rigor they bring to the performance itself. Most clinicians are doing the first two without ever being taught the third.

The Strive program pairs three things: continuous physiological data from a wearable sensor, evidence-based recovery tools, and one-on-one coaching from someone trained to read both the data and the human.³ Nothing in the model is exotic. The protocols cover sleep, breathing, recovery, and attention. What is unusual is the rigor, and the basic recognition that the clinician’s own physiology is worth managing.

Why Data Alone Does Not Coach You

This was the biggest lesson I took from wearing the sensor. The data is necessary. It is not sufficient.

A graph showing poor recovery does not tell you what to do about it. It does not know whether your sleep was disrupted by call, by a sick child, by a hard conversation with a colleague, or by the third glass of wine you reached for because the day required it. Numbers describe the result. They do not interpret the cause, and they do not prescribe the response.

What coaching adds is the interpretation. A coach trained to read both the data and the physician asks the questions the graph cannot ask. What changed this week. What is the pattern across the last month. Which of the three energy accounts is actually under strain, and which intervention will move the right one. Without that layer, a wearable becomes another dashboard physicians feel guilty about ignoring.

This is one of the things I am most grateful Arena Labs got right. The sensor was the smaller half of the program. The conversation around the sensor was the larger half. Data plus coaching is a feedback loop. Data alone is just one more screen.

What the Sensor Showed Me: Three Observations

I had three observations from six weeks of wearable data that I did not expect.

First: my “recovered” weeks were less recovered than I thought. I had been calling Sunday-night-feels-okay a recovered week. The data called it a week where I had finally stopped accruing new deficit. Those are not the same thing.

Second: a thirty-minute walk after clinic produced more recovery than a longer workout the next morning. The timing of recovery mattered more than its size. The literature has been saying this for a decade. The graph said it about my specific life.

Third: the days I felt most productive were not the days my body was most regulated. This was the observation I disliked the most. I had been confusing intensity with effectiveness for years.

None of this required a sensor to be true. The sensor only made it harder to deny.

Why This Confirmed the Energy Accounts Framework

I teach physicians to think about energy in three accounts: physical, emotional, and cognitive. Each one runs on its own balance and accrues debt differently. Each one needs to be replenished with practices specific to that account, not with a single “self-care” deposit that pretends the accounts are interchangeable.

What the Arena Labs data showed me was the physical account, in numbers. The emotional and cognitive accounts do not show up on a sensor. They show up in marriages. Or, they show up in the  (lack of) patience left for teaching the resident on a Friday afternoon. They show up in whether you can hear your spouse describe their day without thinking about a case.

The framework was not wrong. It was incomplete in one direction. The physical account had been measured by my willpower instead of by physiology. The data fixed that.

This is the deeper point. Wearables do not solve burnout. They give you one of the three accounts with rigor you cannot get any other way, so the other two can be addressed honestly. That is not a small thing. Most physicians I coach are still calling the first account “exercise” and the other two “stress,” then trying to manage all three with the same gym membership.

Three Practices You Can Start Before You Ever Touch a Wearable

You do not need a sensor to begin. You need a structure.

Notice which kind of energy is empty before you reach for a fix. You already sense that energy is spent and generated in different ways. The work is paying attention to which one is depleted right now. The physical side responds to sleep, hydration, movement, and outdoor light. The emotional side responds to honest connection. The cognitive side responds to deliberate disengagement. The wrong replenishment for the right account is wasted effort.

Run a between-patient reset. Thirty seconds. Inhale through the nose for four, exhale through the mouth for six. Repeat three times. The parasympathetic shift is small and real, and it stacks over a day. I learned this practice as a swimmer before I learned what HRV stood for. The data confirmed it works.

Audit your Sunday. If Sunday evening feels like dread, the week is too heavy at the system level. No amount of Sunday-evening self-care will fix the Monday morning that produced it. The fix is structural, and it usually starts with admitting the structural problem out loud, often to a colleague, sometimes to a chair.

Frequently Asked Questions

What are the physical signs of physician burnout I should not ignore?

The most common are sleep that no longer restores, fatigue that persists through rest, frequent low-grade illness, and a slow climb in baseline blood pressure or weight you cannot explain by lifestyle change alone.^{1, 2}

What does Arena Labs actually offer clinicians?

Arena Labs coaches high-performing healthcare workers on how to keep performing at a high level while caring for themselves at the same time. Their Strive program pairs wearable sensor data, evidence-based recovery tools, and one-on-one coaching, drawing from the same traditions that prepare elite military operators, professional athletes, and performing artists for sustained performance under load.³

Do I need a wearable to manage my energy as a physician?

No. A wearable accelerates the work by making the physical side of energy visible in numbers. The framework still works without one. What you cannot skip is the structure — recognizing that energy is spent and replenished in different ways, then treating each kind accordingly.

How does this connect with the work at The Developing Doctor?

The Energy Accounts Self-Audit is one of the first tools we use in the IDENTIFY phase of the Developing Doctor operating system. Physicians already recognize that energy is spent and generated in different ways. The audit puts that recognition in focus, showing how the drain and the replenishment vary with the week, the patient load, and what is happening at home.

Where to Go Next

If you want the full conversation with Dr. Diane Malaspina, listen to the podcast episode here.

If you want the tool I just described, download the Energy Accounts Self-Audit. Twenty minutes, three accounts. It is the first move I make with every coaching client.

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Dr. Ben Reinking is a pediatric cardiologist at the University of Iowa and the founder of The Developing Doctor. He coaches mid- to late-career physicians through career inflection points using the Identify · Align · Develop · Sustain operating system. Connect with Dr. Ben here.

References

1. Sudre, J. “Recognizing Signs of Burnout in Healthcare Workers.” Apollo 2028. March 28, 2025.
2. Kottler, J. et al. “Exploring physical and biological manifestations of burnout and post-traumatic stress disorder symptoms in healthcare workers: a scoping review protocol.” BMJ Open 13, no. 7 (2023).
3. Arena Labs, “For Clinicians.”