What Does a Chiropractor Do for a Herniated Disc?
A chiropractor assessing a herniated disc focuses on two things: understanding why that disc is under load in the first place, and reducing the mechanical and neurological stress contributing to your symptoms. This is not about forcing anything back into place. It is a structured process that starts with a detailed assessment and builds from there.
If you have arrived here carrying a scan report, a GP referral, and a label like "non-specific back pain" that feels anything but non-specific, this post is the conversation I have with almost every new practice member who walks through the door from Cranbourne, Berwick, Officer, or anywhere else in the south-east corridor.
First, let me tell you about the scan sitting on my desk
A few months ago, a tradie from Pakenham came in holding his phone showing me his MRI report. He had a confirmed L4-L5 disc herniation with annular tear. He had been off work for six weeks, tried rest, anti-inflammatories from the chemist, and a few sessions of other manual therapy that helped for a day or two before the pain came back worse.
He wanted to know one thing: "Can you actually do anything about this, or am I just going to end up having surgery?"
That question deserves an honest, detailed answer. Not a brochure. Not a guarantee. An actual explanation of what happens when a chiropractor sees a herniated disc, step by step.
So what exactly is a herniated disc?
Your spinal discs sit between each vertebra and act as shock absorbers. Each disc has a tough outer ring called the annulus fibrosus and a gel-like centre called the nucleus pulposus. When the outer ring is compromised, whether through sustained mechanical load, poor spinal alignment, or acute injury, the inner material can push outward and press on nearby nerves.
This is what produces the nerve pain, the sharp shooting sensation down the leg (commonly called lumbar radiculopathy or sciatica), the numbness, the tingling. The disc itself may or may not hurt directly. Often the nerve irritation is the dominant complaint.
Here is something worth knowing: population-level imaging studies suggest that a significant proportion of people in their forties and fifties have disc herniations on MRI and report no symptoms at all. A 2014 systematic review published in the American Journal of Neuroradiology examining 3,110 asymptomatic individuals found disc herniations present in 29 percent of those in their twenties, rising with age. What shows on a scan does not automatically predict how you feel or how you will respond to care. The scan is part of the picture, not the whole story.
What does a chiropractor actually do for a herniated disc?
This is the part most people cannot find a straight answer to. Let me walk through it properly.
Step 1: A thorough structural assessment
Before anything else, I want to understand the geometry of your spine. Not just where it hurts. I take a detailed history, perform orthopaedic and neurological testing, and where indicated, review existing imaging or refer for new scans if none have been taken.
I am looking at which spinal levels are involved, whether there is nerve compromise that needs urgent medical referral, what your posture and spinal curves look like, and whether underlying structural changes are contributing to the load on that disc segment. A herniation rarely happens in isolation. It usually happens at a level that has been under disproportionate mechanical stress for years.
For more detail on what this initial process involves, our chiropractic assessment page covers what to expect at your first visit.
Step 2: Understanding why that segment is under load
This is where structural chiropractic differs from simply treating the pain at the site of injury.
Your lumbar spine is designed to have a specific curvature, the lordosis, which distributes load evenly across each disc. When that curve is reduced or lost, the posterior disc wall (the back portion of the annulus fibrosus) takes significantly more compressive and shear force. Over time, that increases the risk of annular tearing and nucleus herniation.
Similarly, if upper thoracic or pelvic alignment is off, compensatory load shifts onto specific lumbar segments. The disc that herniated may simply be the segment that bore the most uneven load for the longest period.
This is why treating only the symptomatic level often produces temporary relief. The mechanical reason it happened there is still present.
Step 3: Reducing the mechanical stress on the disc
Once I have a clear picture, the care approach for a herniated disc may include specific chiropractic adjustments to adjacent spinal segments to improve movement and reduce the mechanical load being directed at the compromised level.
It is worth being direct about what this is and is not. Chiropractic adjustments do not push the disc back in. That is a reasonable concern people raise, and it deserves a straight answer. What adjustments do is improve segmental mobility in the joints around the affected area, which may reduce the abnormal load pattern contributing to ongoing disc stress and nerve irritation. A 2018 systematic review in the Journal of Manipulative and Physiological Therapeutics found that spinal manipulation was associated with short-term improvements in pain and function in patients with lumbar disc herniation with radiculopathy, though the authors noted the evidence base remains moderate in quality.
Adjustments are applied carefully, with attention to direction and force. Some techniques used for disc presentations are inherently low-load, such as flexion-distraction, which involves a gentle rhythmic movement designed to reduce intradiscal pressure on the posterior disc wall. You can read more about the techniques used at our clinic on the chiropractic techniques page.
Step 4: Addressing the nerve irritation
A herniated disc that is pressing on a nerve root creates a local inflammatory response that can make the nerve hypersensitive. The scientific term for this process at the nerve level involves sensitisation of NMDA receptors, which in plain terms means the nerve effectively turns its volume up. This is why, after weeks of sustained nerve compression, the pain can feel disproportionate to the imaging findings.
Care approaches that reduce mechanical pressure on the nerve, combined with education about movement and load management, may help reduce this sensitisation over time. This is not a quick process and I will never pretend otherwise.
If leg pain, numbness, or weakness is part of your presentation, this needs to be assessed properly. Some nerve compression patterns warrant urgent specialist referral, and I will tell you clearly if that applies to you.
Step 5: Rehabilitation and load tolerance
Once acute symptoms begin to settle and the structural picture is clearer, the focus shifts to building load tolerance. This means reintroducing movement progressively, working on the muscular support around the lumbar spine, and addressing the postural and movement habits that contributed to the original injury.
This is not generic core exercises printed on a sheet. It is specific to your spinal geometry, your occupation, and how your body actually moves.
What about spinal decompression?
For disc herniations where symptoms are persistent or where there is significant nerve compression, spinal decompression may be something we discuss. This is a non-surgical, motorised traction-based approach that creates a negative intradiscal pressure, which research suggests may assist with retraction of herniated disc material and promote the flow of nutrients back into the disc through a process called imbibition (the disc absorbs fluid and nutrients when pressure is cycled on and off, much like a sponge being squeezed and released).
If this is relevant to your situation, our dedicated page on spinal decompression for disc bulge and sciatica explains the process in detail.
What a chiropractor cannot promise you
I want to be honest here, because you deserve that more than you need reassurance.
Not every herniated disc responds to conservative chiropractic care. Some presentations, particularly those involving progressive neurological deficits such as worsening leg weakness, loss of bladder or bowel control, or rapidly expanding numbness, require urgent medical attention. I will refer you on without hesitation if that is what the clinical picture warrants.
Results vary. Some people notice significant improvement in weeks. Others take months of consistent care. Some will ultimately need surgical consultation regardless of what conservative care is attempted. I assess each case on its merits and I will give you my honest clinical read, not the answer you are hoping to hear.
When should you get this looked at?
If you are experiencing any of the following, it is worth getting a proper structural assessment rather than continuing to manage it with painkillers from the chemist and hope:
Persistent lower back pain that has lasted more than four to six weeks without clear improvement
Pain radiating into the buttock, thigh, calf, or foot, particularly if it is sharp, burning, or electric in quality
Numbness or tingling in the leg or foot
Pain that is significantly worse with sitting or certain movements
Scan-confirmed disc herniation where you have not yet had a structural workup
You can also read more about what we see and assess on our disc injuries page and our back pain page.
Come and see us at our Clyde North clinic
If you are dealing with a confirmed or suspected herniated disc and you have not yet had a structural chiropractic assessment, I would encourage you to come in. I see practice members from across Clyde North, Cranbourne, Berwick, Officer, Pakenham, Beaconsfield, and Narre Warren who have been managing disc pain for months or years without anyone properly explaining what is happening in their spine and why.
At Cherrett Chiropractic, the initial assessment is thorough. You will leave with a clear picture of your spinal structure, an honest assessment of whether chiropractic care may help in your situation, and a plan if it does.
Book online or call us directly. I am happy to answer questions before you commit to anything.
Book your assessment here or visit our contact page for clinic details.
About the Author Written by Ash Cherrett (Chiropractor), chiropractic clinic specialising in structural spinal correction at Cherrett Chiropractic in Clyde North. Ash Cherrett works with people across Clyde North, Cranbourne, Berwick, Officer, Pakenham, Beaconsfield, Narre Warren, Clyde, Officer South, Botanic Ridge, Devon Meadows to help them understand their options and make confident decisions about their care.
Comments