June 2026

Understanding Sciatica: How Chiropractic Care Gets to the Root of the Pain

If you've ever felt a sharp, electric pain shooting from your lower back down through your buttock and into your leg, you may have experienced sciatica. It can range from a dull ache to a burning, tingling sensation that makes sitting, standing, or even sleeping feel impossible. At Omni Family Chiropractic here in Richmond, I see patients struggling with this every week — and the good news is, there's real hope.

Let's take a deep dive into what sciatica actually is and how chiropractic care addresses not just the symptoms, but the underlying cause.

What Is the Sciatic Nerve, Anyway?

The sciatic nerve is the largest peripheral nerve in your body. "Peripheral" simply means it's a nerve that branches off from your spinal cord and travels out to the rest of your body. This particular nerve is roughly the width of your thumb where it begins, and it runs from your lower spine, through your buttock, and all the way down the back of your leg.

Because it's so large and travels such a long path, there are several places along the way where it can get pinched or irritated. And when that happens, the nerve sends out distress signals — pain, numbness, tingling, or weakness — anywhere along its route.

Where Sciatica Comes From

Sciatica isn't one single problem. It's a symptom that can have a few different sources. Here are the three most common spots where the sciatic nerve gets irritated:

At the spine. Misalignments in the lower back (what we call subluxations) or disc issues can put pressure directly on the nerve roots where they exit the spinal cord.
In and around the sacroiliac (SI) joint. This is the joint connecting your spine to your pelvis. When it isn't moving properly, it can create irritation and inflammation near the nerve.
Near the piriformis muscle. This small muscle in your buttock sits right on top of the sciatic nerve. If it's tight or in spasm, it can compress the nerve — a condition sometimes called piriformis syndrome.

Here's the key thing to understand: each of these problems is structural. Something in the framework of your body isn't sitting or moving the way it should, and your nervous system is paying the price.

A Closer Look: Lumbar Radiculopathy

You may also hear sciatica referred to by a more clinical term: lumbar radiculopathy. This specifically describes what happens when a nerve root in your lower (lumbar) spine becomes compressed or irritated where it exits the spinal column. The word "radiculopathy" comes from "radicular," meaning the symptoms radiate outward along the path of that nerve.

In practical terms, lumbar radiculopathy is often the spinal source of sciatica. When a disc bulges or a vertebra shifts out of proper alignment, it can crowd the nerve root and trigger that classic shooting pain, numbness, or weakness down the leg. The good news is that because this is a structural issue, it responds beautifully to the kind of targeted, gentle adjustments chiropractic care provides — relieving the pressure so the nerve can settle and heal.

One patient came to me unable to drive more than ten minutes without her leg going numb. She'd tried painkillers and rest, but nothing lasted. After we identified that her SI joint was the culprit and began a course of adjustments, she told me she'd just driven to the Outer Banks pain-free for the first time in two years.

Why Chiropractic Works for Sciatica

Your nervous system is the master control system of your entire body. When a nerve as significant as the sciatic nerve is being pinched, your body can't function at its best. Chiropractic adjustments help in a unique way: they address all three of those problem areas — the spine, the SI joint, and the surrounding muscles.

But here's what sets chiropractic apart from simply masking the pain:

We find the source. Rather than chasing the symptom, we identify exactly where the nerve is being irritated — whether it's lumbar radiculopathy at the spine, an SI joint issue, or a tight piriformis.
We restore proper movement and alignment. Gentle, specific adjustments remove the structural interference so the nerve can heal.
We prevent it from coming back. By correcting the root structural problem, we reduce the chance you'll be sidelined by sciatica again.

Medications and rest might quiet the pain temporarily, but if the underlying misalignment is still there, the irritation often returns. Chiropractic care aims to fix the cause — so your body can do what it's designed to do: heal itself.

Your Path to Relief

Sciatica can be frustrating and even frightening, but you don't have to live with it. With a thorough exam, we can pinpoint exactly where your sciatic nerve is being irritated and build a care plan tailored to your body.

If sciatica is keeping you from enjoying your life, I'd love to help. Call Omni Family Chiropractic here in Richmond to schedule your consultation, and let's get to the root of your pain — together.