Rider Fitness, Practitioner Fitness: Part 2

— Interoception

by Tuulia Luomala, PT

Rider fitness extends beyond cardiovascular endurance or muscular strength. In the context of equestrian performance and animal welfare, it includes the neuromyofascial and interoceptive coherence that allows a rider to maintain balance, precision and adaptability within the moving system of horse and human.

Riding can be seen as the ability to balance one’s own biotensegral structure while remaining responsive to the continuous motion of another being.

This involves:

  • Postural control, derived from efficient neuromyofascial co-operation rather than rigid muscular contraction
  • Proprioceptive and interoceptive sensitivity, enabling awareness of subtle shifts in tension, pressure and balance
  • Adaptability and balance, allowing movements of the rider’s body and considering the horse’s body and state of mind

From a tensegrity perspective, the rider functions as an elastic, balanced, and finely attuned entity. Rather than bracing against movement, the rider’s body organizes around dynamic tension, distributing load through the fascial network. This minimizes effort and enhances communication through micro-adjustments that are almost invisible to the eye but are perceivable by the horse.

Rider fitness represents an integration of structure and sensation. It is the embodied capacity to feel, interpret, and modulate internal tension, in synchrony with an external partner. Training this form of fitness requires more than conditioning – it demands refinement of interoceptive awareness, motor variability and adaptability. 

Developing rider fitness – training the interoceptive and tensegral body

Cultivating rider fitness is not a matter of isolating muscles or rehearsing static postures, but rather of refining and balancing the body’s ability to sense, distribute, and adapt forces within its myofascial network. The goal is a state of dynamic stability, which is responsive and self-aware.

1. Myofascial adaptability: Elastic strength and continuity

From a biotensegrity perspective, the myofascial body forms the continuous interplay where sensory information travels. Training that supports myofascial adaptability emphasizes elastic recoil and three-dimensional movement rather than linear strength. For example, spiraling patterns or elastic rebound activities stimulate fibroblast remodeling and fasciacytes which secrete hyaluronan. This improves the myofascial system’s capacity for energy storage and release.

For riders, this translates into efficient force transmission, allowing the pelvis, spine, and limbs to absorb and release the horse’s motion in rhythmic harmony. A supple myofascial network acts as both shock absorber and communicator, reducing stiffness while heightening tactile sensitivity.

2. Breathing as an element of sensitivity

Conscious breathwork enhances vagal tone, promoting parasympathetic balance. This state not only improves postural efficiency but helps to sharpen interoceptive accuracy, allowing the rider to sense small internal shifts before they manifest as a visible imbalance.

Practices such as nasal breathing during low-intensity work, or simple breath-motion synchronization while riding help establish rhythmic coherence between rider and horse. This is a physiological dialogue that stabilizes both nervous systems.

3. Interoceptive training: Refining the internal map

Rider fitness depends on how accurately one perceives internal cues of tension, pressure, and orientation. Training interoception involves attention – not exertion and learning – to notice rather than to control with holding and compressing.

Simple awareness exercises such as focusing on weight distribution in the saddle, subtle pelvic tilts, or the breath under different emotional states build the insular cortex’s internal representation of the body (Craig, 2002). Over time, this enhances sensorimotor precision and reduces overcompensation through excessive muscular effort.

In practice, this might mean pausing mid-session to sense when and where am I unconsciously gripping? How does my breath change when the horse speeds up? Such awareness transforms habitual bracing into adaptive response.

4. Movement variability and coordinative play

Repetitive, unidirectional patterns stiffen the myofascial matrix and dull interoceptive feedback, while diverse and playful movement reintroduces elasticity and sensory richness. Activities and exercises should promote multi-directional coordination, neuromyofascial adaptability, and resilient postural control. Animals naturally express this principle, e.g., dogs shake, stretch, and change gait as a way of resetting tension patterns.

5. Emotional regulation and coherence

Finally, the interoceptive and myofascial systems are inseparable from emotional tone. Tension, fear, or frustration translate immediately into altered muscle tone and breathing, which the horse perceives through tactile and energetic cues. Developing emotional self-regulation through mindfulness, somatic experiencing, or breathing exercises improves the body’s capacity to maintain coherence under pressure. This coherence is transmitted directly through the rider’s seat and touch, providing the horse with a clear, trustworthy signal.

In this sense, rider fitness becomes a relational skill – the ability to sustain inner balance that supports rather than disrupts the animal’s own interoceptive stability.

Balanced riding is therefore not achieved by increasing power but by refining awareness and learning to feel before acting. Through this lens, rider training becomes a process of tuning the myofascial web of the body, the rhythm of the breath, and the subtle resonance between two living systems.

Ultimately, rider fitness is the art of maintaining one’s internal equilibrium while merging with another’s motion.

Interoception and body awareness – self-sensing network

From neural signals to embodied sensing

Interoception is the ability to perceive the internal state of the body. Previously considered to be a purely neural process related to visceral sensations such as heartbeat, hunger, or respiration (Craig, 2002), interoception is now recognized as a multidimensional phenomenon linking physiological regulation, emotional state, and self-awareness (Critchley & Garfinkel, 2017).

Interoception underlies much of what we interpret as body awareness, balance, and adaptation to movement. It plays a vital role in regulating stress, recovering from injury, and responding to communication and interplay. Similarly, riders and equine practitioners rely on their own interoceptive sensitivity to perceive subtle shifts in muscular tone, breathing, and connection, both within themselves and in the animals with whom they work.

While models of interoception focus on neural pathways, a complementary view emerges from tensegrity and fascial research. In this view, interoception is not limited to sensory neurons but arises from the mechanical self-awareness of a continuous tension network, the fascial system, which links every cell and structure in the organism.

The concept of tensegrity originated with architect Buckminster Fuller (1961) and was later applied to biology by Donald Ingber and others (Ingber, 2008). In a tensegrity system, stability arises not from rigid compression (like stacking bricks), but from a balance of continuous tension and discontinuous compression. Biological structures, from the cytoskeleton of cells to the entire musculoskeletal framework, follow this principle. Connective tissue and fascia form a tensional matrix that distributes load and strain throughout the organism. When one area changes tension, the entire network adjusts instantaneously to maintain balance (Levin, 2002).

This model implies that every cell participates in a dynamic dialogue of tension and release, and that this dialogue carries sensory information. The body does not merely contain sensors; it is a sensing structure. In animals, this property is evident in the movement, posture, and internal tone seamlessly adapting. The horse’s elastic fascial recoil, the feline spine’s fluid coordination, or the canine gait’s spring-like recoil – all are revealing the body’s underlying biotensegral organization. Each micro-adjustment in tension sends information throughout the entire network, forming the structural basis for interoceptive awareness.

Mechanotransduction: How structure feels itself

At the cellular level, mechanotransduction – the conversion of mechanical forces into biochemical signals – provides a key link between tensegrity and interoception (Ingber, 2006; Schleip & Stecco, 2021). Cells sense tension via integrins and cytoskeletal filaments, translating mechanical deformation into ion channel activity and metabolic responses. This means that feeling begins when physical tension alters cell shape and function.

The fascial network is suited for this kind of sensing. Fascia is rich in mechanoreceptors, fibroblasts, and proprioceptive endings, so it responds to changes in tension and pressure. These mechanical signals propagate through the tissue continuum, modulating muscle tone, circulation, and autonomic activity (Schleip & Stecco, 2021).

From a tensegral perspective, interoception is the nervous system’s interpretation of this mechanical self-perception. The body continuously monitors its own tensional field to maintain dynamic equilibrium. This is crucial for riders and equine practitioners, as it highlights the body not as a machine composed of parts but rather as a sensing field of continuity.

Fascia as an interoceptive organ

Recent studies recognize fascia as an active sensory organ rather than a passive wrapping. Robert Schleip highlights that fascia contains not only proprioceptive receptors, but also interstitial nerve endings connected to the autonomic nervous system. These are highly sensitive to slow stretch and shear – typical stimuli in both movement and manual therapy.

This sensory-autonomic role positions fascia as a mediator between a mechanical state and internal feeling. A localized fascial restriction, for instance, alters global tension distribution, potentially affecting proprioceptive feedback, organ motility, and emotional tone. We often observe that releasing one restriction can change the entire body tone, behavior, or breathing pattern. Fascial adaptability affects efficient movement and coordination. When the fascial system works smoothly, interoceptive feedback is balanced.

Neural integration: The brain’s map of the body’s tension

Neuroscientifically, interoceptive signals converge in the insula cortex, which integrates information from viscera, skin, muscles, and fascia (Craig, 2002). The insula constructs a meta-representation of the body’s internal state, what Antonio Damasio termed the “feeling of what happens”. Through vagal and spinal afferents, fascial and visceral signals modulate the autonomic nervous system (Critchley & Garfinkel, 2017; Porges, 2011). Tension patterns, breath rhythms, and posture influence these signals, shaping emotional regulation and behavioral readiness.

Biomechanics and emotion are intertwined in the same interoceptive network:

  • Chronic fascial tension can raise sympathetic tone, leading to anxiety-like behaviors e.g., in riders.
  • Gentle, slow movement or manual pressure can shift the vagal tone toward a parasympathetic tone, enhancing calmness and trust.

Interoception in movement

Observing animals offers a living demonstration of interoceptive coherence. A horse in balance shows fluid transitions and a unified sense of movement. In contrast, fascial stiffness or imbalance manifests tension in the body and behavioral resistance.

For riders, interoception determines the quality of feel. Skilled riders sense changes in the horse’s tension through their own body – a kind of interoceptive resonance. The rider’s body acts as a second tensegrity system coupled to the animal’s, with subtle shifts from one network to the other.

Training this awareness involves refining both mechanical balance (through posture, movement and breath) and sensory attention (through mindfulness and proprioceptive sensitivity). When the rider’s tensegrity is in harmony, communication becomes effortless and mutual.

Clinical and therapeutic implications

Understanding interoception through tensegrity expands therapeutic interventions used in practice:

  1. Fascial manipulation and myofascial release influence interoceptive signaling by altering tension and improving mechanotransduction efficiency.
  2. Breathing and postural training modify fascial tension patterns, directly affecting the vagal tone.
  3. Movement-based therapies enhance the dynamic adaptability of the fascial network, improving body awareness, balance harmony and coordination.
  4. Stress regulation: Restoring fascial elasticity improves the body’s ability to switch between sympathetic and parasympathetic states, essential for both recovery and behavioral calmness.

Interoceptive resonance between species

Human-animal interaction offers a unique window into shared interoceptive states. Research in affective neuroscience suggests that co-regulation relies on interoceptive mirroring. In riding, handling, or therapy, the tensegrity systems of both species communicate through micro-adjustments in tone, pressure, and breath. This explains the often-reported sense of “energetic connection” between rider and horse or between equine practitioner and horse. From a biotensegral perspective, this connection is a real-time exchange of tensional and autonomic information across two living networks.

When both beings achieve balanced tone and breathing, their interoceptive systems synchronize, promoting calmness and trust.

Feeling as a function of structure

Interoception, viewed through the lens of tensegrity, becomes more than the sum of neural inputs. It is the embodied awareness of the body’s mechanical integrity, continuously updated through fascial tension and neural integration. This perspective bridges anatomy, neurophysiology, and experience. It explains why touch, movement, and emotion are inseparable. Why a rider or an equine practitioner can sense subtle internal shifts in another being. For riders and equine practitioners, understanding the body as a self-sensing tensegral network opens new dimensions of diagnosis, rehabilitation, and communication. It encourages us to listen, not only with our minds but through our entire body.

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References

Bordoni, B., & Simonelli, M. (2020). The awareness of the fascial system. Cureus, 12(8), e9811.

Craig, A. D. (2002). How do you feel? Interoception: The sense of the physiological condition of the body. Nature Reviews Neuroscience, 3(8), 655–666.

Critchley, H. D., & Garfinkel, S. N. (2017). Interoception and emotion. Current Opinion in Psychology, 17, 7–14.

Ingber, D. E. (2008). Tensegrity-based mechanosensing from macro to micro. Progress in Biophysics and Molecular Biology, 97(2–3), 163–179.

Levin, S. M. (2002). The tensegrity-truss as a model for spine mechanics. Journal of Mechanics in Medicine and Biology, 2(03n04), 375–388.

Porges, S. W. (2011). The Polyvagal Theory: Neurophysiological Foundations of Emotions, Attachment, Communication, and Self-Regulation. Norton.

Schleip, R., & Stecco, C. (2021). Fascia as sensory organ. Fascia in sport and movement, 2, 175-286.

Scarr, G. (2014). Biotensegrity: The Structural Basis of Life. Handspring Publishing.

Want to learn more?

Browse our RACE-approved catalog of online learning modules.

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