The Spine: A Beautiful Balance of Stability and Mobility

If you spend a bit of time on Instagram and your algorithm is anything like mine (it’s a good one, strength training, Pilates, activewear, newfoundland’s being doofuses and German Shepard puppies) you might have seem a lot more talk about rotation, mobility and stability and it’s about blooming time! 

You have possibly heard me harp on about different elements of your spine over the years and how, when one area stiffens up, the other areas have to compromise. Well buckle up team because it’s learning time. 

Our spine isn’t one long bendy noodle and it also shouldn’t be an immobile thing. It’s an amazing stack of segments, each with its own job description:

Lumbar spine (lower back): STABILITY

It’s built to resist excessive rotation. Think of it as the strong, steady base that keeps you upright and protects your lower back from doing weird things (that’s the technique description).

Thoracic spine (mid‑back): MOBILITY

This is your rotation superstar. It’s designed to twist, extend, and move. When it’s stiff, everything else has to compensate.

Cervical spine (neck): A mix of both

It rotates beautifully, but it also needs stability so your head doesn’t wobble around like a dashboard bobblehead.

This alternating pattern — mobility, stability, mobility, stability — is a foundational concept in modern strength and conditioning. When each area does its job, movement feels smooth, efficient, and powerful.

When they don’t?

Well… that’s when the body starts sending those good old passive‑aggressive messages in the form of pain, tightness, or dysfunction.

What Happens When Rotation Goes Missing?

Here’s the fun part (and by fun, I mean “annoying but fixable”):

1. If the thoracic spine doesn’t rotate… the lumbar spine tries to.

And it hates that.

Cue: lower‑back pain, cranky SI joints, Pubis symphysis pain and that “why does my back feel 90 years old?” feeling.

2. If the pelvis can’t rotate… the hips and core lose their rhythm.

Dr. Sarah Duvall talks a lot about this (I adore this woman, she’s so smart).

Rotation is essential for pelvic floor function, glute activation, and deep core engagement. Without it, we brace, grip, over‑tense, and compensate.

3. If the ribcage doesn’t rotate… breathing becomes shallow.

And when breathing becomes shallow, everything else becomes harder — lifting, running, recovering, even relaxing. You know I will always bring everything back to breathing, it’s one of my more redeeming qualities…constant repetition.

4. If the hips don’t rotate… gait becomes inefficient.

Running becomes more of a mission, walking feels stiff, and the knees start complaining because they’re doing jobs they were never hired for.

Why Strength Coaches Care So Much About Rotation (or at least they should)

Top S&C coaches obsess over rotation because it’s the foundation of athletic movement. Even if you’re not an athlete, you still need the same mechanics for everyday life.

Rotation helps you:

• Transfer force from the ground up

• Use your glutes properly

• Maintain a healthy gait pattern

• Protect your lower back

• Improve balance and coordination

• Breathe better

• Move with ease instead of tension

It’s not about twisting yourself into a pretzel.

It’s about restoring the natural, fluid movement your body was designed for.

So… How Do We Improve Rotation?

This is where the magic happens — and where we start to shine.

We restore rotation by improving:

• Thoracic mobility (think open books, reach‑throughs, ribcage expansion)

• Pelvic control (it’s our bread and butter)

• Hip rotation strength (glutes, adductors, deep hip rotators)

• Core stability (not bracing harder — coordinating better)

• Breathing mechanics (360° expansion, not chest lifting)

When these pieces come together, the body stops fighting itself. Movement becomes smoother. Strength becomes more accessible. Pain often decreases without needing to “stretch more” or “strengthen harder.”

Pilates and strength training are basically the power couple no one talks about enough, but IYKYK. Strength work gives you the muscle, the grit, the “I can carry all the groceries in one trip” energy — and Pilates swoops in to fine‑tune the bits that make that strength actually usable.

It sharpens your control, evens out your imbalances, wakes up the deep stabilizers, and teaches your body how to move well, not just work hard.

Put them together and suddenly everything feels smoother, stronger, and far less creaky.

Check out LA Pilates here: www.lapilatesnz.com

The Bottom Line (because Stone Cold Says so)

Rotation isn’t optional — it’s fundamental.

It’s the quiet hero of efficient, pain‑free movement.

When the spine’s mobility‑stability system works the way it’s designed, everything feels easier. When it doesn’t, the body compensates, and those compensations eventually show up as dysfunction.

The good news?

Rotation is incredibly trainable.

And once you get it back, your whole body breathes a sigh of relief.