Does spinal decompression work? For some people whose leg pain comes from a disc, it may help. Some trials found less leg pain in the short term, especially for leg pain that comes from a disc. However, the research overall is mixed, and this care is not right for everyone. So below, we share what studies found and who may benefit. We also cover who should skip it and how to tell if it is helping you.
What spinal decompression is and how it may work
Non-surgical spinal decompression is a form of motorized traction. You lie on a table and keep your clothes on. Harnesses fit around your pelvis and trunk. Next, a computer-controlled table gently pulls and then relaxes in cycles. Nothing goes inside your body, so there are no needles, cuts or stitches.
The goal is to ease pressure on the discs between your spinal bones and on the nerve roots nearby. Still, how decompression acts inside the body remains a theory, not a proven fact. Surgical decompression is also a different thing. During surgery, a surgeon removes bone or disc tissue to give a nerve more room. This post covers only the non-surgical table.
When spinal decompression seems to work
The most hopeful results come from people with sciatica that starts at a disc. For example, one 2022 trial studied adults with sciatica from a disc in the low back. People in the decompression group had 10 sessions over 8 weeks. At 2 months, the decompression group reported less leg pain than a group whose table used no pulling force.
A second 2022 trial looked at people who added decompression to their usual rehab. They reported better pain and disability scores than people who did rehab alone. Both were small trials, and both looked only at short-term results.
So a fair summary is this: spinal decompression may help some people with leg pain from a disc as one part of a plan. Keep in mind that these gains were short term, and the studies were small. If sciatica is your main concern, read more about who may benefit from decompression for sciatica.
Where the evidence is mixed
Other research is less hopeful. An older trial compared a decompression system with a sham, or fake, version. In the end, both groups improved, with no difference between them. In other words, in that study the real pull did no better than the fake one.
Larger reviews of traction for low back pain also show mixed results. In addition, some practice guidelines do not recommend traction for general low back pain. One more trial found that plain motorized traction did about as well as decompression. We share all of this so you can decide for yourself.
Why would both groups improve? Most sciatica and herniated disc flare-ups get better with time and non-surgical care. As a result, many people may feel better over time anyway. That makes it hard to know how much any one treatment adds.
You may also see ads that call a table “FDA cleared.” The FDA treats these tables as powered traction devices, and most reach the market through 510(k) clearance. That process checks that a device is similar to one already on the market. It is not FDA approval, and it does not prove a table beats other care.
Who should not have spinal decompression
Decompression is not right for everyone. Common reasons to skip it include:
- Pregnancy
- A fracture in the spine
- Tumors
- Advanced osteoporosis, or very thin, weak bones
- An abdominal aortic aneurysm, a bulge in the main artery of the belly
- Metal implants or hardware in the spine
Dr. Jenna Patel, D.C., also screens for recent spinal surgery, infection and an unstable spine. If decompression is not a good fit, we tell you and talk through other options. Some problems need a medical doctor first.
What a session feels like, and possible side effects
Decompression aims for a gentle stretch, not a hard pull. You stay dressed the whole time. Even so, gentle does not mean it will feel the same for everyone, so tell us right away if something feels uncomfortable. For a closer look, read our post on whether decompression hurts.
Side effects are possible, though. Some trials reported short-lived soreness or a brief increase in pain. Serious problems are uncommon. Even so, a large review noted that many trials did not report side effects well. So if anything feels worse after a visit, tell us right away.
How to tell if spinal decompression will work for you
No exam or scan can promise that spinal decompression will work for you. Instead, the honest test is a fair trial with clear checkpoints. Plans vary from person to person. Dr. Patel sets a plan after an exam and rechecks your progress. If you are not improving, we change course.
Signs it may be helping include less leg pain and sitting or walking longer with less pain. It also helps to track one or two daily tasks that hurt now, like putting on socks. Then you can compare as the weeks go by.
Questions about how many visits you might need? Our post on decompression sessions and how often they happen covers what plans commonly look like. We also take an honest look at how long results may last.
When to see a doctor or go to the ER
Decompression is not for emergencies. Go to the ER right away if you lose bladder or bowel control. The same goes for new numbness in the groin, buttocks or inner thighs. These can be signs of cauda equina syndrome, which needs care now.
Get prompt medical care if you have:
- Leg weakness, or a foot that drags when you walk
- Fever along with back pain
- Any history of cancer, or weight loss you cannot explain
- Pain that started after a fall
- Back pain that wakes you up at night
This post is for education only and is not a diagnosis.
How we approach it at HealthSource of Roseland
At our Roseland office, every plan starts with your first visit. You fill out a health history and talk with Dr. Patel. Then she examines your posture, mobility and pain. We take X-rays only when your exam shows a clinical need.
Next, Dr. Patel explains her findings and a personalized care plan before any care starts. If decompression fits, she may pair it with adjustments, soft tissue work or Progressive Rehab® exercise. If it does not fit, she will say so. You can learn more on our spinal decompression service page.
Coverage for decompression varies by plan. Medicare covers chiropractic manipulation for subluxation and not other services such as decompression, so call your plan and us to check. We also offer financing through Cherry and CareCredit, plus the APEX discount plan.
Still unsure if decompression makes sense for your back? Ask about our new-patient visit: consultation, exam and X-rays if clinically needed. The new-patient offer is for new patients only. It does not apply to Medicare, Medicaid, other federal healthcare program patients or ACN members. When you are ready, book a visit online or call (973) 200-2424. Dr. Patel speaks English, Hindi and Gujarati, and you are welcome to ask every question before you agree to anything.
