Diagnosis and Treatment of Scoliosis: Bracing, Surgery, and the Conservative Path
Getting a scoliosis diagnosis can be overwhelming. You might be told you have a “C” or “S”-shaped curve, that your Cobb angle is a certain number of degrees, or that you’ll need a brace—or possibly surgery.
But scoliosis isn’t black and white.
There’s a broad spectrum of treatment options, and finding the right one depends on multiple factors, including age, curve severity, rate of progression, and lifestyle.
Let’s walk through how scoliosis is diagnosed, when bracing or surgery may be appropriate, and why movement-based therapies are often a powerful (and underutilized) tool.
How Scoliosis Is Diagnosed
Diagnosis usually begins with a physical exam, often involving the Adams Forward Bend Test, where a clinician looks for asymmetry in the ribcage or low back when the person bends forward. If scoliosis is suspected, an X-ray is ordered to measure the curve more precisely.
This is where the Cobb angle comes in. The Cobb angle is used to measure the severity of scoliosis by identifying the most tilted vertebrae at the top and bottom of the spinal curve. Lines are drawn along the endplates of the vertebrae, and then lines are drawn perpendicular to these lines. The angle formed where these perpendicular lines intersect is the Cobb angle.
—a standard measurement that determines the degree of spinal curvature:
- 10–25°: Mild scoliosis
- 25–45°: Moderate scoliosis, where bracing may be recommended
- 45°+: Severe scoliosis, often considered for surgical intervention
But this number is just a piece of the puzzle—curve pattern, rotation, flexibility, symptoms, and age all influence treatment planning.
Before Bracing
For individuals with a scoliosis curve under 30 degrees—especially adolescents who are still growing—exercise can play a powerful role in managing and potentially minimizing curve progression.
While bracing may eventually become necessary if the curve continues to progress, improving posture, balancing muscular asymmetries, and supporting spinal alignment can often reduce the likelihood that a brace will be required.
It is never too early to begin work on correcting mild scoliosis.
It can’t be understated how important it is to live a full life, participating in as many activities as possible. General exercise and movement are great, but scoliosis also requires more specific work.
The key is not just doing any exercise, but practicing movements that address the unique imbalances in each person’s spine. I will cover approaches like the Schroth Method, SEAS (Scientific Exercise Approach to Scoliosis), and yoga for scoliosis in later posts in this series.
Corrective strength training focuses on elongating the spine, improving core stability, and training neuromuscular awareness which can help retrain the body to support the spine more evenly.
The earlier a curve is addressed with this kind of mindful movement, the more likely it is that these measures can prevent further progression.
When Bracing Makes Sense
Bracing is typically used in children and adolescents who are still growing and have curves between 25–45°. The goal isn’t to “fix” the curve but to prevent it from getting worse during growth spurts.
Modern braces are more flexible and low-profile than the rigid devices of the past.
However, they still require wearing for many hours a day, which can be challenging for teens. Compliance is key—bracing works best when it’s worn as prescribed.
Bracing is not typically recommended for adults, since their spines are no longer growing. In adults, the focus shifts toward symptom management, functional movement, and slowing degenerative changes.
When Surgery Is Recommended
Surgery—most commonly spinal fusion—is usually considered when:
- The curve exceeds 45–50° and is progressing
- There is significant pain or physical dysfunction
- Lung or heart function is affected (in severe thoracic curves)
- Conservative approaches have been tried without success
During fusion surgery, rods and screws are used to straighten and stabilize the spine, and bone grafts are placed to fuse vertebrae together. While the surgery can reduce curvature and prevent progression, it comes with risks: limited mobility in the fused area, a long recovery time, and potential for complications down the line.
A newish surgical option is vertebral body tethering (VBT) used to treat scoliosis in children who are still growing, and have curves between 30-50°.
Screws are inserted into the vertebral bodies along the outer curve of the spine and a flexible cord, or tether is then attached to the screws and partially straightens the curvature. As the child grows, the tension on the tether encourages the spine to straighten further.
The Conservative Path: Movement as Medicine
For many people—especially those with mild to moderate curves, or adults with degenerative scoliosis—a conservative, movement-based approach can dramatically improve quality of life.
Individualized movement programs can:
- Improve spinal alignment and reduce asymmetry
- Strengthen weak muscles and release chronic tension
- Reduce pain and fatigue
- Prevent curve progression or further degeneration
Approaches like the Schroth Method, yoga, Pilates, somatic practices, and psoas-focused therapy can all be helpful—if tailored to the person’s unique curve pattern. The key is precision, not just repetition.
Working with a knowledgeable practitioner who understands scoliosis biomechanics makes a significant difference.
Choosing the Right Path
There’s no one right way to treat scoliosis. Some will benefit from bracing. Others may need surgery. Many can thrive with targeted movement, education, and consistent self-care.
The best approach combines objective information (like the Adams test & Cobb angle) with an understanding of how the condition expresses in your body.
In the next post, I’ll explore scoliosis-friendly exercises: what works, what doesn’t, and how to build a safe and effective movement program.