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Understanding Chronic Pain: The “Why” That Changes Everything

  • Writer: Paul Rooney
    Paul Rooney
  • 5 days ago
  • 5 min read
woman with neck pain

"Hat man sein Warum des Lebens, so verträgt man sich fast mit jedem Wie"


While reading Man’s Search for Meaning, a Nietzsche quote really hit home:

“He who has a why to live for can bear almost any how.”


That idea is often applied to purpose in life. But I realized it holds just as true in patient care.


In my own life. From childhood to young adult, I spent far too much time in pediatric wards with pneumonia, Lyme, and bone grafts. What made one day better than another wasn’t the procedure or test itself. It was being told why something was happening.


That “why” gave my mind a framework I could settle into. It put the pain, fear, and uncertainty into context.


The “why” is a navigation tool. It gives direction. It gives energy to will.


Today, I’m going to give you the “why” of chronic pain within my clinical framework.


Because once you understand the pattern, your experience starts to make sense instead of feeling random.


Then I’ll give you a few tools you can begin using on your own while you’re in the middle of what I’ll simply call The Suck of chronic pain.


Most Chronic Pain Is Not What You Think It Is

Most people think pain means damage.


Clinically, that’s often not what’s happening.


Pain can persist long after an injury has healed.Or show up without a clear injury at all.

And when you follow how it develops, it doesn’t begin as something complex.


It starts simply.


Stage 1 – Signal Amplification (Spinal and Brainstem Gating)


It begins with Pathway 2 - spinal and brainstem gating, where the signal starts getting louder.


Something happens. An injury. A strain. An irritation.


The body responds normally.


But in some cases, the signal doesn’t stay proportional. It starts to amplify.

Movements that should feel mild begin to feel sharp. Pressure feels exaggerated.


Small inputs trigger big responses.


This is when people begin to notice:

“This shouldn’t hurt this much.”

At this stage, the system is still responding to something real but the volume is already turned up too high.


Stage 2 – Loss of Regulation (Braking System Weakens)


Then it moves into Pathway 4, and the system begins losing its ability to calm itself down.


As the amplified signal continues, the internal braking systems begin to fatigue. The body can no longer return to baseline as easily.


Pain lingers longer after activity. Recovery takes more effort. Sleep begins to change.


People often feel both wired and exhausted at the same time. At this point, pain is no longer just about the signal.


It’s about the system’s reduced ability to regulate it.


Stage 3 – Persistent Pain (Neuroimmune Feedback Loops)


Now Pathway 3 becomes engaged.


The system begins sustaining pain through inflammatory feedback loops.

Over time, something shifts. Pain no longer tracks cleanly with injury or activity. It becomes more constant. More present. Even when nothing is happening, it’s still there.


People often say:

“It just never fully goes away.”

At this stage, the system is no longer just reacting, it has started maintaining the pain state itself.


Stage 4 – State-Driven Chronic Pain (Vagal and Autonomic Involvement)


Finally, Pathway 1 becomes engaged.


Now the body’s internal state begins driving the pain.


Changes in vagal tone and parasympathetic regulation start shaping symptoms more than the original injury. Stress. Environment. Emotional load. Even subtle physiological shifts begin to influence how pain is experienced.


Pain spreads. Fluctuates. Becomes unpredictable. People begin to notice:

“It gets worse when I’m overwhelmed.”, and “I can’t relax out of it.”

At this point, pain is no longer localized, it has become integrated into the body’s overall state.


The Pattern Is Predictable


This progression is not random, it follows a consistent cascade:

  • First, the signal amplifies

  • Then the brakes weaken

  • Then the system sustains the pain through inflammatory loops

  • Finally, pain becomes state-dependent


Once all four pathways are involved, pain no longer behaves like a simple injury, it behaves like a system that has lost regulation.


What You Can Do On Your Own


The same principles can be applied in a much simpler way. You don’t need needles to begin influencing these systems.


You can start shifting regulation using targeted inputs. There are three places to begin.


1. Reduce Excitatory Load (Lower Sugar Intake)


One of the simplest ways to reduce system reactivity is by lowering sugar intake.

When sugar intake is high:


  • Energy regulation becomes unstable

  • Excitatory pressure increases

  • Inflammation rises


This makes it harder for inhibitory systems to do their job. A practical target is:

Keep total daily sugar under 20 grams


Anything with a label, count the grams. For example, fruit does not count but fruit juice does.


2. Check and Improve Vagal Tone


Your autonomic state directly shapes how pain is experienced. If your system is stuck in a sympathetic, on-edge state:

  • Pain thresholds drop

  • Recovery becomes harder

There is a simple vagal tone check you can do on your own.


Here's the video:


This gives you a quick way to assess whether your system can shift into a regulated state.

And if not, where to begin.


What Acupuncture Does Differently


Now let’s shift to what a trained acupuncturist can do with more refined tools. Acupuncture is not acting on just one part of the system, it is restoring regulation across all four pathways simultaneously.


Across high-quality studies, the pattern is consistent, acupuncture changes how the system regulates itself:

  • At the spinal and brainstem level, it reduces signal amplification

  • At the inhibitory level, it strengthens the braking system

  • At the neuroimmune level, it reduces inflammatory reinforcement

  • At the autonomic level, it restores state regulation


Instead of overriding pain, acupuncture restores the systems that generate it. Instead of fighting pain, it helps your body regain control.


The Neurochemical Cascade


This works because pain follows a predictable biological cascade:

Glutamate rises

GABA buffering weakens

Norepinephrine becomes unstable

Dopamine fluctuates

Serotonin and acetylcholine begin to strain

Neuroimmune signaling increases

And as vagal tone drops, the system loses its ability to relax and reset.


Why Understanding This Matters


Once you understand this pattern, your experience stops feeling random, it becomes something you can map. And more importantly, something you can begin to influence.


You are not stuck waiting for it to change, you can start shifting it yourself using the tools we just walked through.


If You Want Help Applying This


If you’re dealing with pain that hasn’t made sense, or hasn’t responded the way you expected, this is the clinical model I use.


If you want help applying it to your specific situation, you can reach out to set up:

  • an in-person session

  • or a video consult


If you’d rather start on your own, begin with:

  • lowering sugar to <20gr/day. If it's got a label, it counts

  • doing the vagal tone check exercise first thing in the morning and last thing at night.


That’s a strong place to begin.

 
 
 

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