Language of Movement: Vision & Emotion Help Guide Baby Development. Dynamic Neurological Stabilization (DNS).

Prague School of rehabilitation's "DNS" Dynamic Neurological Stabilization Developmental Chart

In this article, I want to explain why I have such a deep appreciation for the Prague School's approach to DNS, developed by Professor Pavel Kolar, a pediatric physical therapist in Prague.

When we think about baby development, we usually focus on the big movement milestones. Rolling, crawling, standing, walking. But what actually gets a baby from lying on their back to taking their first step? It's not just about building stronger muscles. It's about the body working as an integrated system, where breathing, posture, vision, and emotion all work together to build a strong foundation for movement and learning.

It Starts With Breath

From the very beginning, proper breathing is the engine behind core stability. When babies breathe well using their diaphragm in a relaxed, rhythmic pattern, they start to stabilize their trunk in the sagittal plane. This stability is essential for posture. A stable core allows a baby to lift their head, control their limbs, and begin the natural progression of developmental movements (Kobesova & Kolar, 2014). The Prague School's primary principle of thought is the diaphragm doesn't just help us breathe. It acts as a postural muscle, creating intra-abdominal pressure "IAP" that stabilizes the spine and trunk. Without this foundation, babies would struggle to progress through their developmental sequence.

Reaching Connects Everything

As stability improves, babies begin to reach. Reaching isn't just about grabbing objects. It's a critical developmental step that connects vision, posture, and motor control. A baby sees something interesting, orients their eyes toward it, stabilizes their trunk through breath and core activation, and then reaches with intention.

This simple action trains eye-hand coordination, refines visual tracking, and strengthens the connection between perception and action. The contralateral pattern emerges here too. When a baby reaches with one hand, the opposite side of their body stabilizes. This rotational control becomes the foundation for rolling, crawling, and eventually walking (Kolar et al., 2012).

Vision Guides Movement

The visual system plays a huge role in development. Around two to three months, babies begin to visually track moving objects and lock their gaze on faces and toys. Vision helps guide movement, giving babies a target to reach toward, roll toward, or crawl toward. This visual engagement does more than support motor skills. It boosts attention, curiosity, and cognitive development. The eyes lead, the body follows. Without proper visual tracking and stability, babies may struggle to coordinate their movements effectively.

Developmental Kinesiology and DNS Physical Therapy

Emotion Shapes How Babies Move

Emotions quietly shape the way babies move. A calm, regulated baby breathes more efficiently, holds their posture with more ease, and shows more motivation to interact with their environment. A stressed or dysregulated baby may have shallow breathing, poor trunk control, or avoid reaching and eye contact.

Emotions influence muscle tone, movement patterns, and how babies engage with others. The nervous system state directly affects breathing mechanics, which then affects postural stability and movement quality (Kolar et al., 2010).

How DNS Looks at the Whole System

In physical therapy and DNS, we look at how all these systems work together. Is the baby breathing with ease? Are their eyes tracking and guiding their hands? Do they have enough core stability to reach, roll, or sit? Are they emotionally engaged and responsive during movement? When all of these systems work in sync, development unfolds naturally. Breath supports posture. Posture supports reaching. Vision guides motion. Emotion fuels motivation. From that integrated coordination comes progress, from early wiggles to purposeful movement, and eventually, confident walking.

The Prague School's DNS approach respects this sophisticated, integrated nature of human development. It doesn't reduce movement to isolated motor milestones. It recognizes that true functional movement comes from the coordination of multiple systems working as one.

References

Kobesova, A., & Kolar, P. (2014). Developmental kinesiology: Three levels of motor control in the assessment and treatment of the motor system. Journal of Bodywork and Movement Therapies, 18(1), 23-33. https://doi.org/10.1016/j.jbmt.2013.04.002

Kolar, P., Neuwirth, J., Sanda, J., Suchanek, V., Svata, Z., Volejnik, P., & Pivec, M. (2012). Analysis of diaphragm movement during tidal breathing and during its activation while breath holding using MRI synchronized with spirometry. Physiological Research, 61(4), 383-392.

Kolar, P., Sulc, J., Kyncl, M., Sanda, J., Cakrt, O., Andel, R., Kumagai, K., & Kobesova, A. (2010). Postural function of the diaphragm in persons with and without chronic low back pain. Journal of Orthopaedic & Sports Physical Therapy, 42(4), 352-362. https://doi.org/10.2519/jospt.2012.3830

Gestalt Movement & Myotherapy

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