Is It Your Anxiety? Or Is Your Nervous System Depleted?

There is a phrase clients use that captures burnout physiology better than any diagnostic label: “I feel wired and exhausted.”

It sounds contradictory. It is not.

Under acute stress, the sympathetic nervous system activates appropriately. Heart rate rises, focus sharpens, energy mobilizes. When the stressor resolves, the parasympathetic system restores balance.

Burnout is what happens when restoration never fully completes.

The body adapts to chronic demand by maintaining a baseline of activation. Over time, this shifts what feels “normal.” The absence of urgency can even feel uncomfortable. Stillness can feel unsafe.

This is where anxiety often enters the picture — not necessarily as a fear of something specific, but as a generalized state of internal tension. Many clients describe a hum beneath the surface of their day. Nothing catastrophic is happening, yet their body behaves as if something might.

Research on chronic stress shows consistent effects on sleep architecture, inflammatory processes, and executive functioning. Cognitive flexibility decreases under prolonged stress. Emotional regulation becomes harder. Decision fatigue accumulates.

Importantly, this is not purely psychological. It is physiological.

When someone is depleted, their capacity to contextualize stress diminishes. A minor inconvenience feels disproportionately large. A small uncertainty spirals into rumination. Patience thins.

The narrative that often accompanies this is self-criticism: “Why can’t I handle this?” “I used to be stronger.” “Other people manage more.”

But resilience is not infinite endurance. It requires oscillation — activation followed by recovery. Without oscillation, even the most capable systems destabilize.

How to Recover

From an Acceptance and Commitment Therapy (ACT) lens, one of the most challenging tasks for high achievers is willingness to rest. Rest is not just a behavioral shift; it is a psychological one. It requires tolerating the discomfort of not producing. It requires confronting the internal voice that equates value with output.

CBT work frequently involves examining urgency beliefs that have solidified over years: “Everything depends on me.” “If I stop, things will fall apart.” Sometimes these beliefs contain partial truths. That is what makes them sticky. But therapy invites a more nuanced evaluation: What is actually within your control? What are the real consequences of pacing differently?

Burnout recovery is not glamorous. It is rarely dramatic. It involves sleep stabilization, boundary recalibration, incremental cognitive shifts, and the gradual rebuilding of capacity. It also involves meaning — reconnecting with why work mattered in the first place, or recognizing when it no longer aligns.

The important distinction is this: anxiety rooted in depletion often improves when recovery is prioritized. Anxiety rooted in pervasive fear patterns requires more targeted intervention. Often, both are present.

What matters most is not whether the label is “anxiety” or “burnout.” What matters is understanding the system you are working with.

The nervous system is not your enemy. It is responding to load.

Therapy becomes a place to recalibrate that load.

FAQs

Can burnout change your nervous system?Chronic stress alters baseline nervous system activation, increasing hyperarousal and reducing recovery capacity.

Why do I feel anxious when I’m exhausted?Depletion reduces cognitive flexibility and emotional regulation, making rumination and reactivity more likely.

Is burnout physical or psychological?Both. Burnout involves physiological stress dysregulation and cognitive-emotional processes that reinforce it.

Connect with Dr. Olson-Madden

If you'd like to learn more about this, or explore therapeutic options to manage your burnout, your anxiety, or both, please visit me at my website: www.drolsonmadden.com or email me at jennifer@drolsonmadden.com.