Dry Needling vs IMS: Which One Is Better for Chronic Pain?
- Ethan Ro
- Jul 19
- 5 min read
“Is IMS better than dry needling?”
“Is dry needling the same as IMS?”
I hear these questions often.
Usually from patients who have already been through the rounds.
Massage. Physiotherapy. Chiropractic. Dry needling. Maybe acupuncture somewhere else.
It helped for a few days.
Then the pain came back.
Same spot. Same tightness. Same frustration.
So the real question is rarely about the technique.
It is:
“Why does this keep coming back?”
That is the question worth answering.

What Is IMS?
IMS stands for Intramuscular Stimulation.
It was developed in Canada — specifically in BC — and is widely used in physiotherapy and chronic pain settings across the province.
The core idea behind IMS is this:
Some muscles are tight not just because they are overworked, but because the nerve controlling that muscle is irritated.
The muscle is reacting to a signal problem.
So IMS uses thin needles to target not only the tight muscle itself, but the nerve-related pattern that may be keeping it in that state.
Patients often seek out IMS in Coquitlam, Port Moody, or Port Coquitlam for:
chronic neck pain that never fully resolves
low back pain and sciatica
shoulder tension that keeps returning
recurring headaches
pain that improves for a few days, then resets
What Is Dry Needling?
Dry needling also uses thin needles — often the same type.
But the focus tends to be more local.
Tight muscle. Trigger point. Knot that never fully releases.
Dry needling goes directly to that spot and stimulates it.
Sometimes the muscle twitches. Sometimes there is a deep ache that fades within seconds.Sometimes there is soreness the next day, followed by real relief.
That response can be genuinely useful.
Especially when a muscle has been locked in a pain cycle for weeks or months.
Dry Needling vs IMS: What Is Actually Different?
From the outside, they can look almost identical.
Same thin needle.Similar technique.Similar sensation.
So patients naturally wonder:
“Are they basically the same thing?”
Mostly, they overlap.
But the clinical thinking behind them can be different.
Here is a simple way to understand it.
Dry needling tends to look at the muscle.
The knot is here. The tension is here. We treat here.
IMS tends to ask why the muscle is tight in the first place.
Is the nerve irritated? Is the spine sending a faulty signal? Is the muscle reacting to something upstream?
One is not automatically better than the other.
They are simply asking slightly different questions about the same painful body.
The Faucet and the Water Stream
Let me use an example I find helpful in the treatment room.
Imagine a faucet with dirty water coming out.
Dry needling looks at the water stream.
The muscle is tight.The knot is painful.Let’s release it directly.
That approach can work well.

But IMS asks a different question:
Why is the water coming out like this?
Maybe the faucet itself has a problem.Maybe something further up the pipe is causing it.
In the body, that “faucet” might be the spine, a nerve root, or a deeper irritation that keeps sending the wrong signal to the muscle.
So dry needling may help the local muscle.
IMS may look at whether the faucet needs attention too.
Both perspectives are valid.
They just answer slightly different questions.
Where Movement Assessment Fits In
This is where MSI — Movement System Impairment — becomes important.
In plain terms, it means looking at how the body moves and why certain areas keep getting overloaded.
Here are examples I see regularly.
The neck is tight.But the real problem is that the shoulder is unstable, so the neck compensates every time the arm moves.
The lower back hurts.But the hip has stopped moving properly, so the lumbar spine takes the load.
The jaw stays tense.But the root cause may be that the neck and upper back have been overloaded for months.
If we only needle the painful muscle, the patient may feel better for a few days.
But the movement pattern continues.
The same structure keeps absorbing the load.
And the pain returns.
A needle can release a muscle.
It cannot fix the movement pattern that overloaded that muscle in the first place.
That requires assessment.
Not just treatment.
IMS vs Dry Needling: Which Is Better for Chronic Pain? (Coquitlam Guide)
Honestly, this is usually not the most useful question.
A better question is:
Is this mainly a muscle problem, a nerve irritation problem, a movement pattern problem — or some combination of all three?
If the primary issue is a tight, overactive muscle, dry needling-style stimulation can be exactly right.
If nerve irritation is driving the muscle tension, IMS-style treatment may be more useful.
If the same pain keeps returning despite treatment, movement assessment becomes essential.
Most chronic pain cases involve more than one layer.
Muscle.Nerve.Joint.Posture.Movement habit.
They all matter.
And they do not always announce themselves clearly.
A Simple Comparison
Question | Dry Needling | IMS |
Main focus | Tight muscle or trigger point | Nerve-related muscle irritation |
Simple image | Treating the water stream | Checking the faucet |
Useful for | Local muscle knots, trigger points | Chronic patterns, nerve-driven tightness |
Key limitation | May not address why the muscle keeps tightening | Still needs movement assessment for the full picture |
Real bodies are rarely this simple.
But the table shows why choosing between them is less important than understanding which layer of the problem needs attention.

Looking for IMS in Coquitlam, Port Coquitlam, or Port Moody?
When you are comparing clinics, one question is worth asking directly:
“How will you figure out why this keeps coming back?”
Not just:
“Where will you put the needles?”
If the answer involves careful movement assessment, orthopedic testing, and a genuine explanation of the pain pattern, that is a good sign.
Most patients searching for IMS in Coquitlam or dry needling near Port Moody are not really looking for a specific technique.
They are looking for something that finally holds.
Real recovery usually starts with understanding why the body keeps returning to pain.
That is the question worth asking first.
Quick FAQ
Is IMS the same as dry needling?
They overlap significantly and often use identical needles. But IMS tends to focus more on nerve-related muscle irritation — why the muscle is tight — while dry needling tends to focus more directly on the tight muscle or trigger point itself.
Is dry needling better than IMS?
Not necessarily. It depends on what is driving the pain. Local muscle tightness and nerve-related patterns often need different approaches. In many chronic cases, both have a role at different stages.
Does IMS hurt?
Some patients feel a deep ache, a brief twitch, or soreness afterward — especially when an irritated muscle responds to the needle. Treatment should always be adjusted to the patient’s sensitivity. The goal is never to create unnecessary pain.
Why does my pain come back after dry needling or IMS?
Usually because the underlying movement pattern, nerve irritation, or compensation pattern has not changed. The muscle relaxes. But the body keeps loading it the same way. Assessment of why this keeps happening is often more important than the technique itself.
Does Core Medical Acupuncture offer IMS-style needling?
Yes. Core Medical Acupuncture uses an integrated approach that may include IMS-style needling, acupuncture, electro-acupuncture, manual treatment, and movement assessment — depending on what each patient’s body actually needs.
What about acupuncture?
This article focuses on dry needling vs IMS. But if you are wondering how these treatments compare to traditional or medical acupuncture, you can read our detailed guide on:
https://www.coremedicalacupuncture.ca/post/ims-vs-dry-needling-vs-acupuncture-coquitlam
This article will look more closely at:
dry needling vs acupuncture
acupuncture vs dry needling
acupuncture needles
electro-acupuncture
and why acupuncture often feels different from what patients expect
Core Medical Acupuncture — Coquitlam, BCServing patients in Coquitlam, Port Coquitlam, Port Moody, Burnaby, and the Tri-Cities area


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