From NRL Prospect to Founder: How Harley Smith-Shields Turned a Career of Injuries into a Fitness Business

Table of Contents

1. Key Highlights:
2. Introduction
3. A promising career cut short by repeated injuries
4. The injury catalogue: from ACL to chronic back pain
5. Pain management and medical interventions: reality behind the headlines
6. Psychological toll and identity after sport
7. From player to founder: how 'A Block' began
8. Training philosophy: movement, mobility and capacity
9. Building a brand: social media, partnerships, and youth development
10. Practical prevention lessons for young athletes and coaches
11. What recovery might look like: timelines and realistic expectations
12. The comeback question: weighing risk, reward and readiness
13. Athlete entrepreneurship: practical steps for launching a fitness business
14. The wider lesson: shifting how we prepare young athletes
15. A new chapter built on hard-earned lessons
16. FAQ

Key Highlights:

• Harley Smith-Shields ended a 20-game NRL career after repeated serious injuries, including an ACL tear, torn pec and hamstring, and chronic lower back problems that required multiple epidurals and heavy NSAID use.
• He launched A Block, a Gold Coast–based coaching business and rugby league academy co-founded with Parramatta Eels player Bailey Simonsson, focused on functional movement, mobility and capacity-building for athletes and everyday clients.
• His story highlights the physical and psychological costs of elite sport, the medical realities of injury management, and practical lessons for young athletes about prevention, smarter training and planning for life after sport.

Introduction

Harley Smith-Shields entered professional rugby league with a simple objective: play first grade. The raw talent and early progress that took him into NRL lineups for the Canberra Raiders and Gold Coast Titans promised a long career. Instead, a decade of recurrent injuries repeatedly interrupted momentum, culminating in a decision to step away from the game at 25. Rather than retreat from sport, Smith-Shields redirected his experience into A Block, a coaching business that blends athletic conditioning with movement education. The transition from sidelined player to entrepreneur encapsulates themes familiar to modern sport—how athletes manage pain, make career pivots and transform personal setbacks into new professional identities.

The following profile examines the arc of Smith-Shields’s playing career, the medical and psychological landscape of repeated injury, the practical principles underpinning his coaching model, and what his journey offers athletes, parents and coaches seeking to reduce risk and prepare for life beyond elite competition.

A promising career cut short by repeated injuries

Talent and opportunity brought Smith-Shields into NRL environments at a young age. He made his first-team debut for the Canberra Raiders in 2020 and went on to play a total of 20 top-level matches spread between Canberra and a later stint with the Gold Coast Titans. For many athletes, that breakthrough sets a trajectory toward long-term selection; for him, selection was punctuated by multiple long rehab periods.

The pattern is familiar: a player earns form and minutes, then sustains an injury that takes months to resolve. By the time the athlete returns, rebuilding fitness and re-earning a spot consumes additional time, making sustained development difficult. Smith-Shields described this as “ebbs and flows”: periods of good form interrupted by the next setback. Over several seasons that pattern exacted a physical and emotional cost that ultimately influenced his decision to step away from the sport.

That decision was not instantaneous. Like many athletes, he sought every avenue to return: surgery, injections, intensive rehab. The persistence of pain and repeated procedures eventually narrowed the options. Stepping away at 25 is earlier than many fans expect in professional sport, but it reflects the limits placed by chronic injury when performance and long-term health are weighed against the drive to continue.

The injury catalogue: from ACL to chronic back pain

Smith-Shields’s medical history includes a sequence of major soft-tissue injuries. He singled out an anterior cruciate ligament (ACL) rupture in early 2022 as the most disheartening. An ACL reconstruction is among the most disruptive injuries in field contact sports. Typical recovery timelines run from six to twelve months before returning to competition-level training, and even then many athletes face persistent deficits in strength, confidence and movement quality. For a young player trying to establish consistency, an ACL tear can represent critical lost time.

Subsequent injuries compounded the challenge. Smith-Shields suffered avulsions—tearing a pec and a hamstring off the bone—injuries that often require surgical reattachment and extended recovery. Following these events he developed significant lower back issues that produced persistent pain and neurologic symptoms severe enough to prompt repeated epidural procedures. He reported receiving five epidurals targeting his back and taking up to seven daily tablets of Celebrex (celecoxib), a prescription non-steroidal anti-inflammatory (NSAID), during the period when pain was worst.

Each injury has its own mechanics and implications. An ACL injury typically arises from a combination of rapid deceleration, cutting and rotational forces. Hamstring and pectoral avulsions can follow forceful eccentric loading—common in contact and high-speed movements. Lumbar spine problems in contact athletes can stem from accumulated microtrauma, compensatory movement patterns after other injuries, or acute events. When multiple regions of the body have been injured and rehabilitated, compensations and imbalances become more likely, increasing overall vulnerability.

Smith-Shields’s pattern of injuries illustrates how one serious event can cascade into others: after an ACL tear or major muscle injury, altered biomechanics and loss of capacity in one area can increase stress elsewhere. That cumulative effect—not one isolated incident—often defines the long-term trajectory of an athlete’s body.

Pain management and medical interventions: reality behind the headlines

High-level sport relies on a combination of medical interventions and training methods to keep athletes available for selection. Smith-Shields’s experience shows both the benefits and limitations of those interventions.

Epidural injections are commonly used to relieve radicular pain from nerve root irritation in the lumbar spine. They can provide temporary relief, reduce inflammation around nerve roots and create a window for rehabilitation. However, they are not a cure for underlying structural issues and their relief is often time-limited. Multiple epidurals over months underscore the severity and persistence of the problem; they also highlight the trade-offs athletes make between temporary symptom control and addressing root causes.

NSAIDs such as celecoxib reduce pain and inflammation, but high daily doses over extended periods carry risks. Celecoxib is a COX-2 selective inhibitor designed to reduce gastrointestinal complications compared to non-selective NSAIDs; nevertheless, long-term or high-dose use has been associated with cardiovascular and renal risks, potential interference with tissue healing in some contexts, and other side effects. An athlete taking six or seven tablets a day is using medication to manage pain to a degree that prohibits normal function without it. That degree of dependence points to a medical problem exceeding what conservative measures can sustainably manage.

Athlete care frequently balances symptom control, functional return and long-term health. Some players accept short-term risks to maintain selection and income; others prioritize future wellbeing. The decision to pursue repeated injections, aggressive pain control or continued loading while symptomatic is complex, influenced by contract status, selection windows and personal tolerance for risk.

Smith-Shields’s repeated procedures and medication use suggest that standard interventions did not resolve the underlying sources of pain. That reality fed into his decision to pursue a different path: building a coaching model focused on movement quality and capacity that might have prevented some injuries or at least mitigated their compounding effects.

Psychological toll and identity after sport

Physical injury is visible. The mental consequences of repeated setbacks are often less obvious but no less consequential. Smith-Shields described the emotional impact of rehab cycles: working hard to return only for progress to be taken away by a new injury. That cycle erodes confidence, breeds frustration and undermines an athlete’s sense of identity.

Elite athletes typically develop a strong athletic identity—self-definition through performance, routine and status. When injury disrupts performance, that identity can feel under threat. Questions emerge: Who am I without the game? What skills translate beyond the field? For younger players who have spent formative years pursuing professional sport, those questions arrive earlier and more painfully.

Athletes confronting long-term injury report higher rates of depression, anxiety and social isolation. Rehabilitation often involves long periods away from teammates and routine, leading to a loss of social support precisely when emotional support is most needed. Smith-Shields’ pivot to coaching and the public sharing of his journey—he now has more than 129,000 Instagram followers—provided a new role and a platform that likely helped reintegrate purpose and community.

Coping strategies that have proven effective across sports include early planning for contingencies, mental skills training integrated into rehab, access to counseling and building identity facets outside competition. Smith-Shields’s move into entrepreneurship is one practical manifestation of broadening purpose while staying connected to sport.

From player to founder: how 'A Block' began

A Block emerged from Smith-Shields’s experiences in high-performance environments and his belief that different training approaches could have altered his injury trajectory. The business launched on the Gold Coast and is co-founded with Bailey Simonsson, a current Parramatta Eels player. The venture blends private coaching with a rugby league academy aimed at preparing young players for the physical demands of professional sport.

A Block’s stated focus is straightforward: teach people to move correctly and with intention, improve mobility and build capacity. That emphasis reflects lessons Smith-Shields learned during rehab and the latter part of his playing career, where individualised corrective work and movement preparation often sat alongside team-based conditioning protocols.

The entrepreneurial route serves multiple purposes. It leverages Smith-Shields’ credibility as a professional athlete, creates a platform to scale coaching beyond one-on-one work, and addresses an identified gap—players and clients who need pragmatic, movement-centered programming that prioritizes long-term function. Partnering with an active NRL player like Simonsson expands the venture’s reach and provides current athlete insight into the evolving demands of the game.

Early client response appears positive. Smith-Shields reports a “good mix” of clients and a growing youth academy. That mix is important commercially: a combination of general-population clients provides steady revenue, while young athletes inject a performance-oriented market into the business model. For former players launching fitness enterprises, this hybrid model balances financial viability with sport-specific impact.

Training philosophy: movement, mobility and capacity

Smith-Shields describes A Block as being built around three pillars: functional movement, mobility, and capacity. Those terms deserve unpacking because they translate into concrete programming decisions that differ from a generic gym routine.

• Functional movement: This prioritizes movement patterns relevant to the client’s goals. For a rugby league player, that includes sprint mechanics, deceleration, change-of-direction, tackle-contact stability and rotational control. For a general client, functional training might emphasize safe squatting, lunging, hinge patterns and carrying loads in daily life. Emphasis is on movement quality under load and at speed.
• Mobility: Mobility refers to joint range-of-motion and the ability to adopt positions necessary for performance. Limited ankle dorsiflexion, hip internal rotation restrictions, or thoracic stiffness can alter movement strategies and increase injury risk. Mobility work in a high-performance program should be targeted, evidence-informed and integrated into warm-ups and rehab, not treated as an optional add-on.
• Capacity: Capacity is about the body’s ability to tolerate load, volume and intensity. It includes muscular strength and endurance, tissue resilience, aerobic and anaerobic conditioning, and recovery systems. Building capacity is progressive; it cannot be substituted by painkillers or injections. A well-sequenced program improves load tolerance and reduces the chance of acute overload.

The practical application of these principles often looks like this: start with assessment (movement screens, strength tests, mobility checks); identify limiting factors; design corrective interventions while concurrently building strength and conditioning; progress toward sport-specific drills that challenge the athlete under realistic loads and velocities. For players returning from injury, the focus is on graduated exposure—progressive loading that mirrors competition demands while respecting tissue healing timelines.

Some training elements yield disproportionate returns in contact sports. Eccentric hamstring strengthening (such as Nordic hamstring curls), posterior chain development (gluteal and hamstring strength), unilateral loading for stability, and trunk control exercises reduce mechanisms that often precipitate hamstring and lumbar injuries. Proper sprinting progressions, deceleration drills, and change-of-direction mechanics reduce undue knee and ankle torque that can threaten ligaments. Load management—balancing on-field minutes, gym sessions and recovery—is critical. It is not only the content of training but also its volume and timing that determine whether an athlete adapts or accumulates harmful fatigue.

Smith-Shields has stated that had he trained “a little bit smarter” earlier, his injury profile might have been different. That retrospective insight aligns with broader evidence showing that early investment in movement quality and capacity-building reduces injury incidence and supports long-term performance.

Building a brand: social media, partnerships, and youth development

A Block’s growth benefits from Smith-Shields’s public profile. With more than 129,000 Instagram followers, he entered entrepreneurship with a ready audience. For athletes making the jump into business, social platforms offer both marketing and community-building advantages: demonstrating training philosophies, sharing client success stories, and providing educational content that converts followers into paying clients.

Partnerships amplify these effects. Co-founding with a current NRL player like Bailey Simonsson signals continuity with elite practice and gives the academy sport-specific credibility. Youth academies provide a pipeline of motivated, locally-based clients and allow the business to differentiate itself from generic gyms.

Effective brand-building for athlete-founded fitness businesses often follows several paths:

• Educational content: short, practical videos demonstrating accessible drills or movement cues.
• Transparency around the founder’s journey: rehab timelines, mistakes and learnings foster trust.
• Structured offerings: online programs, in-person coaching, and academy tiers cater to different price points and commitment levels.
• Community focus: group sessions, social accountability and events build retention.

For Smith-Shields, the academy is meaningful beyond revenue. It offers a direct way to pass on lessons to young players who might otherwise repeat his mistakes. Teaching adolescents and emerging pros about load management, mobility and resilience can shift culture at the grassroots, potentially reducing the incidence of career-disrupting injuries.

Practical prevention lessons for young athletes and coaches

Smith-Shields’s story contains clear takeaways for players, parents and coaches working with developing athletes. The following are practical, evidence-aligned recommendations that translate his experience into actionable steps.

1. Prioritise movement assessment early and often

• Perform baseline screens for mobility, strength imbalances and movement quality before heavy loading begins.
• Repeat screens at regular intervals, especially after injury or growth spurts.

2. Integrate eccentric and posterior-chain strengthening

• Eccentric hamstring exercises and targeted posterior chain work increase resilience to high-speed running and deceleration forces.
• Strength programs should be progressive and monitored for quality, not just load.

3. Manage cumulative load

• Track on-field minutes, gym sessions and other stressors. Sudden spikes in load are a consistent predictor of soft-tissue injury.
• Use simple tools—session RPE (rate of perceived exertion), training diaries and GPS metrics—to monitor trends.

4. Prioritise recovery and sleep

• Recovery modalities are supportive but cannot replace appropriate programming. Sleep, nutrition and active recovery form the foundation of tissue repair and adaptation.

5. Avoid masking pain as a long-term strategy

• Short-term symptom control (painkillers, injections) may enable participation, but they can also hide dysfunction and permit maladaptive loading.
• Address pain signals with proper diagnosis and targeted rehab that restores movement quality and load tolerance.

6. Build capacity gradually after return-to-play

• Return-to-play protocols should emphasise staged reintroduction of sport-specific loads, with measurable milestones for strength, speed and tolerance.

7. Foster multiple identities

• Encourage athletes to develop interests, education and skills outside sport. This buffers the psychological impact of injury and facilitates career transitions.

These steps do not eliminate risk—sport will always involve injury—but they reduce the probability that a single event triggers a cascade of problems that shorten careers.

What recovery might look like: timelines and realistic expectations

Understanding typical recovery timelines helps contextualise Smith-Shields’s frustrations. Common reference points:

• ACL reconstruction: six to twelve months for return to running and progressive sport-specific training; return to full competition often occurs between nine and twelve months, with gradual load increases thereafter. Even after medical clearance, many athletes continue to require modifications and targeted strengthening.
• Hamstring avulsion repair: depending on degree and location, surgical reattachment may be required, followed by several months of progressive loading and sprint re-introduction.
• Pectoral avulsion repair: surgical fixation is common for full-thickness tears; return to contact sport generally occurs over three to six months, depending on the demands of the sport and the role of the athlete’s upper body.
• Lumbar radicular pain managed with epidurals: injections may provide weeks to months of relief and should be paired with rehabilitative work to address movement and loading strategies. Persistent or progressive neurologic deficits or intractable pain may prompt further imaging and surgical consultation.

These are approximate frameworks; individual recovery is highly variable and influenced by surgical technique, rehabilitation quality, psychosocial factors and compliance. What matters clinically is staged, criterion-based progression rather than time alone. Rehabilitation that checks strength symmetry, movement quality and sport-specific tolerance at each stage offers a safer path than calendar-based return-to-play.

Smith-Shields’s pattern—multiple serious injuries within a short period—reduced the window for consolidated rehabilitation. Each subsequent injury shortened the time available to rebuild capacity, creating a cycle that is difficult to break without substantial modification of training approach and recovery management.

The comeback question: weighing risk, reward and readiness

Smith-Shields has not closed the door entirely on a return to NRL. He speaks of “unproven potential,” a recognition that his professional story remains incomplete. The prospect of a comeback is complicated and requires a sober assessment of several factors.

Physical readiness

• Objective measures of strength, power, speed and tolerance must support the decision. Clinicians typically look for near-symmetry in strength tests, successful completion of high-demand drills without pain, and demonstrated capacity to withstand full training loads over a sustained period.

Medical risk

• Prior injuries increase the risk of re-injury. The nature and timing of previous injuries, the state of surgical repairs (if any), and the presence of chronic degenerative changes all inform the risk profile.

Performance opportunity

• Rugby league is a results-driven sport. A player returning after a long absence must contend with competition for roster spots and the expectation of consistently high performance. Contractual and selection considerations often pressure athletes into earlier returns.

Long-term health

• Decisions should consider quality of life beyond sport. Chronic pain, medication dependence and the prospect of accelerating degeneration weigh heavily in return decisions.

Psychological readiness

• Confidence in the body’s capabilities, tolerance for contact and readiness to accept the demands of elite sport are essential. Psychological strategies integrated into physical preparation reduce the chance that fear or hypervigilance undermines performance.

Each of these axes must be evaluated pragmatically. For many athletes the option to return exists, but the calculus may favour continuing a new career path—particularly if that path leverages their sporting knowledge and provides sustainable income without the looming risk of further injury.

Athlete entrepreneurship: practical steps for launching a fitness business

Smith-Shields’s transition offers a template for athletes contemplating entrepreneurship in the fitness space. Key steps include:

1. Clarify your value proposition

• Define what makes the offering distinct. For Smith-Shields, it was a focus on movement and an academy model for youth players—a niche shaped by his own experience.

2. Build credibility with content

• Share authentic stories and educational material that reflect the training philosophy. Transparency about setbacks and solutions builds rapport.

3. Create scalable offerings

• Combine one-on-one coaching with group programs and online products to diversify income and reduce reliance on in-person turnover.

4. Partner strategically

• Collaborations with active players, physiotherapists, strength and conditioning coaches or local clubs create referral pathways and credibility.

5. Invest in business fundamentals

• Good coaching needs good operations: scheduling, client management systems, pricing, and legal compliance. Many athlete-entrepreneurs underestimate the administrative workload of running a business.

6. Commit to continuous learning

• The best fitness operators continue education in strength and conditioning, rehabilitation, sports science and business practice. That investment aids athlete outcomes and raises the standard of service.

Smith-Shields appears to be following these steps, blending his lived experience with a professional offering that addresses a real need. The early signs—client interest, academy enrolments and an engaged social following—are positive, but like any business, long-term success depends on execution and adaptability.

The wider lesson: shifting how we prepare young athletes

Beyond one career, Smith-Shields’s experience prompts questions about how elite pathways prepare young athletes. Systems that prioritise short-term performance without proportionate investment in resilience leave players vulnerable to injury-related career disruption. Shifting that balance involves:

• Integrating individual physical development into team programs, rather than treating it as optional supplementary work.
• Educating coaches and parents about load management during critical growth phases.
• Ensuring access to multidisciplinary care—strength and conditioning, physiotherapy, sports psychology and nutrition—at developmental levels.
• Encouraging clubs to adopt long-term athlete development frameworks that accept temporary performance trade-offs to secure future availability.

These changes require cultural shifts within clubs and governing bodies. Yet the stakes are high: players who achieve consistent availability tend to progress further and sustain careers of greater length and value. Smith-Shields’s reflection that smarter training practices earlier might have altered his outcome lends urgency to these reforms.

A new chapter built on hard-earned lessons

Harley Smith-Shields’s narrative contains familiar elements—early promise, a string of injuries, a painful decision to step away—and an uncommon resolution: turning lived adversity into a coaching platform aimed at preventing similar outcomes for others. A Block embodies the synthesis of personal experience and professional intent. It is a practical response to observed shortcomings in how athletes are prepared, treated and returned to play.

His public transparency, sizable social platform and the academy partnership with an active NRL player position A Block as more than a boutique gym. It is an intervention point in a system that often underprepares athletes for the physical and psychological demands of elite sport. Whether Smith-Shields returns to the NRL remains unresolved, and the path back would require rigorous, objective clearance across physical, medical and psychological domains. For now, his work reaching clients and young players offers a different kind of impact—one rooted in teaching movement, restoring capacity and reducing the likelihood that the next generation will face the same sequence of setbacks.

The arc from sidelined professional to founder is not unusual in sport, but it is instructive. It highlights how experience—especially painful experience—can catalyse innovations that make sport safer and more sustainable for those who follow.

FAQ

Q: What specific injuries did Harley Smith-Shields suffer during his NRL career? A: He sustained multiple significant injuries, including an anterior cruciate ligament (ACL) rupture in early 2022, a torn pectoral muscle and a hamstring avulsion (both reportedly torn off the bone), and chronic lower-back problems that led to multiple epidural injections. He also relied on prescription anti-inflammatory medication to manage severe pain at times.

Q: How common are these types of injuries in rugby league? A: Contact sports such as rugby league have higher incidences of musculoskeletal injuries, including knee ligament ruptures, hamstring strains and shoulder/pectoral injuries. Exact rates vary by competition level, playing position and exposure, but the types of injuries Smith-Shields experienced are well-recognised in the sport.

Q: What are epidural injections and why are they used? A: Epidural injections deliver corticosteroids and/or local anesthetic into the space around spinal nerve roots to reduce inflammation and provide temporary pain relief for radicular symptoms. They can facilitate participation in rehabilitation but typically do not address the underlying structural or mechanical causes of pain.

Q: Is taking Celebrex (celecoxib) safe for athletes in heavy doses? A: Celecoxib is a COX-2 inhibitor intended to reduce inflammation and pain with a lower risk of gastrointestinal side effects than older NSAIDs. However, prolonged or high-dose use carries potential cardiovascular, renal and other risks. Long-term reliance on any medication for pain management should be supervised by a physician and balanced against strategies that address root causes.

Q: What does A Block offer and who is it aimed at? A: A Block is a Gold Coast–based coaching business founded by Harley Smith-Shields and co-founded with Parramatta Eels player Bailey Simonsson. It focuses on functional movement, mobility and capacity-building, offering coaching for general clients and a rugby league academy targeted at young players preparing for professional pathways.

Q: Could Smith-Shields realistically return to the NRL? A: A return is possible in principle but would require objective evidence of physical readiness, durable symptom resolution, and demonstrable capacity to withstand the demands of full training and competition. The decision rests on medical, performance and personal factors; Smith-Shields has stated he has not yet decided whether he will come back.

Q: What practical steps can young athletes take to reduce the risk of career-disrupting injuries? A: Key steps include early movement assessment, progressive strength training (with an emphasis on posterior-chain and eccentric work), careful load management to avoid sudden spikes in training volume or intensity, prioritising sleep and nutrition, and addressing pain early with targeted rehabilitation rather than prolonged symptom masking.

Q: How should clubs and academies adapt to protect developing players? A: Clubs should integrate individual physical development into team programming, adopt long-term athlete development frameworks, provide multidisciplinary support (strength and conditioning, physio, psychology, nutrition), and monitor load with objective tools. Education for coaches and parents about growth-related vulnerability and load management is also essential.

Q: What lessons does Smith-Shields’s story offer athlete-entrepreneurs? A: It highlights the value of authenticity, leveraging lived experience to define a niche, building a scalable product mix (in-person, group, online), creating partnerships for credibility, and investing in business fundamentals and continuous professional development.

Q: Where can I learn more about preventing sports injuries? A: Consult accredited sources such as national sports medicine associations, certified strength and conditioning professionals, and sports physiotherapists. For sport-specific guidance, work with accredited practitioners who understand the demands of your sport and can provide individualized assessment and programs.