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Tissue Restrictions Under Load: Why the Tool You Choose Determines the Outcome
In clinical practice and high-performance settings, one of the most persistently mismanaged presentations is the athlete who has full passive range of motion but cannot access that range under training demand. Passive straight leg raise looks normal. Ankle dorsiflexion appears adequate on the table. But load a Romanian deadlift, drive into the bottom of a squat, or ask for push-off at sprint velocity — and the restriction reappears immediately.

Kyle Bowling
Apr 21


The Spine in Human Locomotion and Sport Performance
The human spine plays a paradoxical role in contemporary sport science and sports medicine discussions. On one hand, it is universally acknowledged as central to posture, movement, and force transmission. On the other, it is frequently framed as a structure that must be protected from load, rotation, and compression. Modern biomechanics challenges this narrative.

Antonio Robustelli
Apr 17


Treatment and Prevention of Turf Toe
Turf toe is far more complex than a simple hyperextension injury. While contact mechanisms remain relevant, a substantial proportion of cases arise from modifiable biomechanical factors such as excessive pronation, functional hallux limitus, restricted FHL glide, and insufficient intrinsic foot strength. Effective prevention and rehabilitation require a comprehensive approach that addresses these underlying mechanisms rather than merely treating symptoms.

Tom Michaud
Apr 14


Sprinting as a Coupled Locomotor System
Biomechanical evidence strongly supports the view that sprinting is not a series of single‑leg hops. It is a coupled, history‑dependent locomotor system in which stance, flight, and swing phases are highly interconnected. Reducing sprinting to unilateral hopping may simplify coaching narratives, but it obscures the mechanisms that actually govern performance.

Antonio Robustelli
Apr 8


Isometric Training as a Tool for Dynamic Performance
Given the intense repetitive stress of competition, the wear and tear of chronic pathologies, and the increasing physical demands on young athletes, isometrics in all forms are essential for both development and durability. Far from being "static" in progress, isometric work is a powerful driver for transferring strength into sport-specific dynamic movements.

Manuel Lacroix
Apr 2


(Un)Movement Screenings: Why Tests Like the FMS Fail to Capture How Athletes Actually Move
Static, constrained movement screening tests like the FMS are built on outdated assumptions about motor control and movement quality. By ignoring variability, degeneracy, and the role of constraints, they fail to capture the essence of athletic movement. Worse, they risk misleading practitioners into overvaluing appearance over function.

Antonio Robustelli
Mar 28


Metronome Training and Return-To-Play: Rhythm as a Neural Scaffold
The use of metronomes is often seen as a means of excessive control in movement and training in general.
However, when used strategically, the metronome can acts as a temporal scaffold that stabilises neural control when the system is noisy, injured, or actually relearning.
Its value does not lies in dictating how movement should look like, but in supporting when movement unfolds.

Antonio Robustelli
Mar 9


From Force to Speed: Why Performance Professionals Need Both Force Plates and Timing Gates
If you are serious about integrating force plates and timing gates into one coherent workflow, Strength By Numbers provides a connected solution through the AxIT performance platform.

Andrew Lemon
Mar 3


The Language of Movement: Rhythm as the Organizing Principle of Skilled Performance
Skilled movement does not emerge from isolated positions or bio-mechanical landmarks and checkpoints. It is likely the product of temporally organized patterns that the human system naturally stabilizes. Thus, rhythm can be defined as a key feature of skilled human movement and modern coaching practices.

Antonio Robustelli
Feb 28


Hamstring “Tantrums”: Effective Exercise or Social Media Noise?
In recent years, hamstring tantrums (also referred to as Swiss‑ball kicks or flutter kicks) have gained popularity, largely supported by EMG studies reporting high levels of hamstring activation during the exercise, and viral trending videos on social media. However, what's important to understand is that muscle activation alone is a poor criterion for judging the usefulness of an exercise.

Antonio Robustelli
Feb 24


Beyond Mechanics: Understanding Movement as a Complex Emergent Phenomenon
For decades, the fields of sports science and medicine have operated under a reductionist paradigm. We've often viewed the human body as a collection of parts. However, a growing body of evidence and a shift toward dynamical systems theory suggest that this perspective may be incomplete.
This article explores the concept of movement systems, how movement patterns emerge through the interaction of complex constraints, and why "movement solutions" are more important than "ideal

Antonio Robustelli
Feb 19


A Rationale for Progressing Whole-Body Isometric Training Through Isometric Strength Endurance Using PIMA
Isometric training is often discussed as a single method, but this framing obscures the critical distinctions between how isometric force is produced and why those distinctions matter for performance, durability, and health. This article outlines the rationale for progressing isometric training through Isometric Strength Endurance using Pushing Isometric Muscle Actions (PIMA) at longer contraction durations (45 seconds) and maximum descending intensity across the whole body.

Brad Thorpe
Feb 16
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