The Omniathlete Blog

The physical profile of professional football has changed substantially over the past decade, and so have the parameters practitioners track most closely. Where coaches once focused primarily on total distance covered per match — typically 10 to 13 kilometers for outfield players — attention has shifted toward high-intensity running.

Knowing what stiffness is does not indicate what a particular athlete requires, because the appropriate value depends on the mechanical problem being solved. Sprinting and deceleration place demands on the same structures, yet the mechanical objectives are close to opposite, and this is where most of the confusion originates.

Stiffness has become one of the more frequently used terms in applied sport science, and also one of the more loosely defined. It appears in conversations about sprinting, plyometrics, tendon health and movement quality, often as a general descriptor of how an athlete looks or feels rather than as something with a specific meaning.

In sports performance and injury prevention, two types of errors recur more than any others. The first is treating symptoms without understanding their origin. The second is assessing individual body segments without accounting for the system they belong to. Both errors stem from the same conceptual gap: the body is not a collection of independent parts, and understanding it as such produces assessments and interventions that are incomplete at best and counterproductive at wo

The case for sprint-shaped isometrics is built on a single appealing variable, joint angle, and on the assumption that matching it converts a general adaptation into a specific one. The evidence does not support that conversion.

Every season begins the same way. Preseason has something of the first day at school about it. Everyone arrives with good intentions, the timetable looks manageable on paper, and there is a general belief that this year will be better organised than the last. Four to six weeks later the squad is meant to be ready for ten months of football.

The word activation has become one of the most frequently used terms in strength and conditioning. It appears on session plans, in warm-up templates, and in the language coaches use with their athletes. Mini-band walks, glute bridges, and a familiar set of low-load drills are prescribed to "activate" a muscle or a region before the main training session begins. The practice is now so widespread that it is rarely questioned.

Power is the most desirable quality in sport. It can be the difference maker at the elite level and a massive competitive advantage at every level below it. For too long there has been a myth that power cannot be trained, either you have it or you don't. That myth costs athlete’s development time they will never get back.

Isometric training builds tendon stiffness; plyometric training builds the muscle stiffness that uses it. Danny Lum on programming both across a season.

In professional football, the relationship between squad availability and competitive outcomes is well documented. Teams that maintain a healthy, available squad through the final stages of a competition consistently give themselves better conditions to perform. High injury burden correlates with underperformance across a season, and the effect is particularly evident during congested fixture periods.

Sport science has a recurring habit of giving new names to ideas that already exist. A concept that has been discussed and applied for years reappears under a fresh label, acquires momentum through conference talks and social media, and is presented as though it were a discovery rather than a restatement. The most recent case is microdosing.

What is readiness, and from which observations is it actually inferred, given that a single autonomic signal does not provide it? The answer is less convenient than a single number, but it is more consistent with how the organism behaves. Readiness is best treated as a property of the whole system, estimated from several converging sources rather than read directly from one indicator.

Recovery, like loading, should be a deliberate process with physiological targets. And the most important place to start is not the muscle. It is the brain. The brain consumes over 20% of the body's total energy at any given moment. Roughly 50% of that is dedicated to oculomotor function and visual processing. These are not abstract statistics — they carry direct implications for how we think about fatigue, fuel delivery, and the recovery strategies we apply.

Heart rate variability (HRV) has become a widely adopted tool in sport science and athlete monitoring, often interpreted as a straightforward indicator of recovery status. In many applied settings, higher HRV values are assumed to reflect better recovery, greater readiness, and a more favourable autonomic state. Conversely, lower HRV values are frequently interpreted as signs of fatigue, stress, or insufficient recovery.

HRV is not a magical window into the entire autonomic nervous system, nor a universal indicator of stress or fatigue. It is a specific cardiac signal, reflecting how the heart is being regulated at a given moment. And if we want HRV to remain a meaningful tool in sport, we need to move beyond outdated concepts and adopt a more accurate, nuanced understanding of what the signal actually represents.

Force plates have become one of the most valuable tools in modern performance environments. What used to be confined to biomechanics labs is now part of daily monitoring in gyms, clinics, and training centres. Coaches and clinicians increasingly rely on objective force‑time data to complement their own judgement—whether they’re tracking neuromuscular readiness, managing return‑to‑play progressions, or simply trying to understand how an athlete produces force and absorbs energ

In recent years, the conversation around exercise specificity has drifted toward a narrow and often superficial interpretation: if an exercise looks like the sport, then it must be specific. This trend has become particularly visible in sprint training, where isometric holds in “sprint‑like” positions are frequently promoted as highly specific tools for both training and testing.

Human movement is not simply the product of muscular contractions or joint mechanics. It emerges from a dynamic interplay between the central nervous system (CNS) and the autonomic nervous system (ANS), where cognition, emotion, and physiology converge to shape how an athlete prepares, executes, and adapts movement. If we want to optimize performance beyond biomechanics, we have to engage with how the body regulates its own internal state.

In the elite environment, strength training isn’t an optional add‑on; it’s a non‑negotiable pillar of performance. Treating the weight room as secondary to the pitch reflects a deep misunderstanding of modern sports science. This isn’t about random lifting sessions — it’s about building a system where every rep has a purpose and contributes to what happens on match day.

In contemporary sport, the word “recovery” is sometimes used so casually that it has almost lost its meaning. Athletes and practitioners repeat that recovery is essential, yet the practical interpretation often collapses into a narrow set of routines—usually a foam roller, a massage gun, or a cold plunge. This reductionist view is incompatible with the complexity of human physiology.