Clinical Musculoskeletal
Care, Grounded
in Science

Cervicogenic headache and tension-type headache arise from referred pain patterns originating in the cervical spine, suboccipital musculature, and trigeminocervical complex. Myofascial trigger points in the upper trapezius, suboccipitals, sternocleidomastoid, and temporalis are commonly implicated. The trigeminocervical nucleus — where cervical afferents converge with trigeminal input — provides the anatomical basis for referred head pain from cervical structures.

Key Research: Fernández-de-las-Peñas et al. (2006) — trigger points as a peripheral pain generator in tension-type headache; Bodes-Pardo et al. (2013) — manual treatment of active trigger points in cervicogenic headache; Gross et al. (2015, Cochrane) — cervical manipulation and mobilisation for neck pain and headache.

Non-specific neck pain, facet joint dysfunction, and myofascial neck pain are among the most prevalent musculoskeletal presentations in clinical practice. Contributing factors include segmental hypomobility, deep neck flexor weakness, postural loading from sustained postures, and central sensitisation in chronic cases. Disc-mediated pain and radiculopathy require careful differential assessment.

Key Research: Gross et al. (2015, Cochrane) — exercise and manipulation for neck pain; Lluch et al. (2014) — deep cervical flexor training in neck pain; Jull et al. (2002) — specific therapeutic exercise for cervicogenic headache and neck pain.

Whiplash-Associated Disorder (WAD) encompasses a spectrum of cervical soft tissue and neurological injuries following acceleration–deceleration trauma. The Quebec Classification (Grades I–IV) guides prognosis and management. Sensory hypersensitivity, altered cervical neuromuscular control, and psychosocial factors are well-documented contributors to chronic WAD. Central sensitisation is a key mechanism in persistent symptoms.

Key Research: Verhagen et al. (2007, Cochrane) — conservative treatment of whiplash; Sterling et al. (2004) — development of motor system dysfunction in WAD; Jull et al. (2007) — cervical sensorimotor control in WAD.

Adhesive capsulitis is characterised by progressive glenohumeral capsular fibrosis and synovial inflammation, resulting in global loss of active and passive shoulder range of motion. The condition progresses through freezing, frozen, and thawing phases over 12–24 months. Histopathological changes include fibrous tissue proliferation, capsular contracture, and chronic inflammatory infiltrate — particularly affecting the rotator interval and coracohumeral ligament.

Key Research: Kelley et al. (2013) — shoulder pain and mobility deficits in adhesive capsulitis (clinical practice guidelines); Page et al. (2014, Cochrane) — manual therapy and exercise for shoulder pain; Rangan et al. (2015) — physiotherapy versus manipulation for frozen shoulder.

Rotator cuff pathology encompasses a spectrum from subacromial impingement syndrome and partial-thickness tears to full-thickness ruptures. The supraspinatus is most commonly involved. Rotator cuff-related shoulder pain involves compressive and tensile loading of the tendon, altered scapular kinematics, and often accompanying glenohumeral instability or posterior capsular tightness. Tendinopathy changes include collagen disorganisation and neovascularisation rather than acute inflammation.

Key Research: Hanratty et al. (2012) — manual therapy for shoulder impingement; Lewis (2016) — rotator cuff related shoulder pain: assessment, management and uncertainties; Holmgren et al. (2012) — specific exercise versus subacromial corticosteroid injection in rotator cuff disorders.

Lateral epicondylalgia is a degenerative tendinopathy of the common extensor origin — primarily extensor carpi radialis brevis — rather than an acute inflammatory condition. Pathological changes include angiofibroblastic hyperplasia, collagen disorganisation, and neovascularisation. Contributing factors include repetitive wrist extension loading, grip demands, and often a component of cervical radiculopathy or peripheral nerve sensitisation.

Key Research: Bisset et al. (2006) — physiotherapy and corticosteroid injection for lateral epicondylalgia; Coombes et al. (2015) — combined physiotherapy and injection versus injection alone; Vicenzino et al. (2007) — Mulligan MWM for lateral epicondylalgia.

Medial epicondylalgia involves degenerative tendinopathy at the common flexor–pronator origin (primarily flexor carpi radialis and pronator teres). Less common than lateral epicondylalgia, it is associated with repetitive gripping, wrist flexion, and forehand loading in sport and occupational activities. Ulnar nerve involvement and cubital tunnel syndrome must be assessed as concurrent diagnoses.

Key Research: Hoogvliet et al. (2013) — does effectiveness of exercise therapy and mobilisation techniques offer guidance for the treatment of lateral and medial epicondylitis; Calfee et al. (2008) — management of lateral epicondylitis: current concepts.

Carpal tunnel syndrome (CTS) results from compression and traction of the median nerve within the carpal tunnel, producing paraesthesia, numbness, and weakness in the median nerve distribution. Mechanical compression is often compounded by neurodynamic restrictions proximally — the "double crush" hypothesis suggests that proximal neural compromise sensitises the nerve to distal compression. Pregnancy-related CTS involves oedematous changes to carpal tunnel contents.

Key Research: Fernández-de-las-Peñas et al. (2017) — manual therapy versus surgery for carpal tunnel syndrome; Rozmaryn et al. (1998) — nerve and tendon gliding exercises for CTS; Bialosky et al. (2009) — mechanisms of manual therapy in the treatment of musculoskeletal pain.

Non-specific lower back pain (LBP) accounts for the majority of presentations, though structural contributors including lumbar disc pathology, facet joint dysfunction, sacroiliac joint dysfunction, and myofascial pain require systematic differentiation. Central sensitisation, fear-avoidance behaviour, and kinesiophobia are well-established contributors to chronicity. Diaphragmatic breathing mechanics and intra-abdominal pressure regulation are increasingly recognised in lumbar stability models.

Key Research: Rubinstein et al. (2011, Cochrane) — spinal manipulative therapy for non-specific LBP; Macedo et al. (2009) — motor control exercises for LBP; O'Sullivan (2005) — diagnosis and classification of chronic LBP disorders; Hodges & Richardson (1996) — multifidus and transversus abdominis in lumbar stability.

Sciatica encompasses radicular pain referral along the sciatic nerve distribution, most commonly from L4–S1 disc herniation with nerve root compression or irritation. Piriformis syndrome — a peripheral entrapment of the sciatic nerve in the deep gluteal space — presents similarly and is frequently underdiagnosed. Neurodynamic testing (SLR, slump test) and dermatomal assessment guide differentiation. Disc-related radiculopathy often resolves with conservative management given the natural history of disc resorption.

Key Research: Santilli et al. (2006) — chiropractic manipulation versus placebo for sciatica; Konstantinou & Dunn (2008) — sciatica: review of epidemiology, pathophysiology, and management; Shacklock (2005) — clinical neurodynamics; Papadopoulos & Khan (2004) — piriformis syndrome and low back pain.

Postural dysfunction describes maladaptive patterns of alignment and neuromuscular recruitment arising from sustained postures, occupational demands, or habitual movement patterns. Vladimir Janda's upper and lower crossed syndrome models describe predictable patterns of muscle tightness and inhibition: upper crossed syndrome involves tight pectorals, upper trapezius, and suboccipitals with inhibited deep neck flexors and lower trapezius; lower crossed syndrome involves tight hip flexors and thoracolumbar extensors with inhibited abdominals and gluteal musculature.

Key Research: Janda (1987, 1994) — muscle function testing and the crossed syndromes; Sahrmann (2002) — diagnosis and treatment of movement impairment syndromes; Page, Frank & Lardner (2010) — assessment and treatment of muscle imbalance.

Hip and groin pain encompass a spectrum of pathologies including gluteal tendinopathy, femoroacetabular impingement (FAI), adductor-related groin pain, iliopsoas pathology, and hip osteoarthritis. Gluteal tendinopathy — involving the gluteus medius and minimus at their greater trochanteric attachments — is now the preferred diagnosis over "greater trochanteric bursitis," reflecting degenerative tendon changes as the primary pathomechanism. Compressive loading of the tendon, driven by adduction postures and limb-crossing behaviours, is the key perpetuating factor.

Key Research: Mellor et al. (2018) — education plus exercise versus corticosteroid injection for gluteal tendinopathy (the LEAP trial); Grimaldi et al. (2017) — gluteal tendinopathy: a review of mechanisms, assessment, and management; Reiman et al. (2012) — clinical examination of FAI.

Patellofemoral pain syndrome (PFPS) involves anterior knee pain attributable to abnormal patellar tracking and elevated patellofemoral joint stress. Contributing factors include quadriceps weakness, VMO inhibition, reduced hip abductor and external rotator strength, reduced knee extension flexibility, and foot pronation. Knee osteoarthritis and meniscal pathology require careful differential assessment. Patellar tendinopathy (jumper's knee) involves degenerative changes at the patellar tendon due to repeated high tensile load.

Key Research: Crossley et al. (2016) — patellofemoral pain clinical practice guidelines; Rathleff et al. (2015) — high-load strength training versus low-load exercise for patellofemoral pain; Bolgla & Boling (2011) — systematic review of hip strengthening in PFPS.

Plantar fasciopathy involves degenerative changes at the proximal plantar fascia origin on the medial calcaneal tubercle, characterised by collagen disorganisation and neovascularisation. The term "fasciopathy" is preferred over "fasciitis" as histopathology reveals predominantly degenerative rather than inflammatory changes. Contributing factors include excessive pronation, reduced ankle dorsiflexion, gastrocnemius/soleus tightness, increased body mass index, and high-impact loading volume. Morning pain with first steps (post-static dyskinesia) is the hallmark clinical feature.

Key Research: Rathleff et al. (2015) — high-load strength training improves outcomes in patients with plantar fasciitis; Martin et al. (2014, CPG) — heel pain and plantar fasciitis clinical practice guidelines; Pollack et al. (2023) — dry needling for plantar fasciitis.

Achilles tendinopathy (mid-portion and insertional) results from failed tendon healing in response to repetitive mechanical loading. The degenerative tendinopathy model describes collagen disorganisation, neovascularisation, and altered proteoglycan distribution within the tendon substance. Mid-portion tendinopathy (2–6cm proximal to insertion) and insertional tendinopathy require distinct management approaches — insertional pathology involves compressive loading at the bone-tendon junction and is exacerbated by dorsiflexion range loading.

Key Research: Alfredson et al. (1998) — heavy eccentric loading for Achilles tendinopathy; Beyer et al. (2015) — heavy slow resistance versus eccentric exercise for Achilles tendinopathy; Maffulli et al. (2013) — tendinopathy: a review of current concepts; Rio et al. (2015) — isometric exercise for tendinopathy pain.

Iliotibial band (ITB) syndrome presents as lateral knee pain in runners and cyclists, traditionally attributed to friction of the ITB over the lateral femoral epicondyle during repetitive knee flexion–extension cycles. Contemporary models suggest that fat pad impingement and compressive stress on the innervated periosteal and fat pad tissues beneath the ITB are more accurate mechanistic explanations. Contributing factors include hip abductor weakness, genu varum, excessive foot pronation, and rapid increases in training load.

Key Research: Fairclough et al. (2006) — the functional anatomy of the IT band during flexion and extension of the knee; Fredericson et al. (2000) — hip abductor weakness in distance runners with ITBS; Baker & Souza (2011) — gait retraining for ITBS.

Fibromyalgia is a complex chronic pain condition characterised by widespread musculoskeletal pain, fatigue, cognitive disruption (fibro-fog), and sleep disturbance. The primary mechanism is central sensitisation — dysregulation of central pain processing resulting in amplified nociceptive signalling, allodynia, and hyperalgesia. Peripheral sensitisation and altered autonomic function contribute to the presentation. The condition is frequently co-morbid with anxiety, depression, and irritable bowel syndrome, reflecting shared neuroendocrine mechanisms.

Key Research: Häuser et al. (2010) — treatment of fibromyalgia syndrome with antidepressants, a meta-analysis; Moseley & Butler (2015) — fifteen years of explaining pain: the past, present, and future; Nijs et al. (2011) — treating central sensitisation in patients with unexplained chronic pain; Woolf (2011) — central sensitisation: implications for the diagnosis and treatment of pain.

Sports injury management encompasses acute soft tissue injuries (muscle strains, ligament sprains, contusions) through to chronic overuse conditions (tendinopathies, stress reactions, repetitive strain injuries). Accurate classification of tissue injury and healing phase is critical: management during the acute inflammatory phase differs substantially from the proliferative and remodelling phases. Return-to-sport criteria based on strength, functional testing, and psychological readiness are integral to safe athletic return.

Key Research: Dubois & Esculier (2020) — soft tissue injuries: PEACE & LOVE over RICE; Ardern et al. (2016) — return-to-sport consensus statement; Orchard (2012) — hamstring muscle injuries in sport — the current evidence base; Maffulli et al. (2010) — evidence-based management of tendinopathy.

Temporomandibular dysfunction (TMD) encompasses a spectrum of disorders affecting the temporomandibular joint, masticatory musculature, and associated structures. Common presentations include jaw pain, clicking or crepitus, limited or deviated mouth opening, and referred pain to the temple, ear, and lateral cervical region. Myofascial pain involving the masseter, temporalis, and medial pterygoid muscles is the most prevalent subtype. Bruxism, parafunctional habits, cervical dysfunction, and psychosocial stress are well-established contributing factors. The close anatomical and neurological relationship between the TMJ and upper cervical spine means that cervicogenic dysfunction frequently perpetuates TMD symptoms.

Key Research: Fernández-de-las-Peñas & Dommerholt (2014) — myofascial trigger points in TMD; Calixtre et al. (2015) — manual therapy for TMD: systematic review; Armijo-Olivo et al. (2016) — effectiveness of manual therapy and therapeutic exercise in TMD.

Cervical radiculopathy results from compression or irritation of a cervical nerve root, most commonly at C5–C6 or C6–C7 levels, producing dermatomal pain, paraesthesia, and/or motor weakness into the ipsilateral upper limb. Disc herniation with nuclear material contacting the nerve root is the most common structural cause, though foraminal stenosis from osteophyte formation is prevalent in older populations. Neural inflammation, mechanical deformation, and altered intraneural blood flow all contribute to symptom generation. The condition must be differentiated from peripheral nerve entrapments, thoracic outlet syndrome, and referred shoulder pain.

Key Research: Thoomes et al. (2018) — effectiveness of manual therapy for cervical radiculopathy; Young et al. (2009) — upper limb tension test as a diagnostic tool for cervical radiculopathy; Boyles et al. (2011) — thoracic spine thrust manipulation for neck pain and cervical radiculopathy.

Thoracic outlet syndrome (TOS) involves compression of the brachial plexus, subclavian artery, or subclavian vein at one of three anatomical corridors: the interscalene triangle (between anterior and middle scalene muscles), the costoclavicular space (between clavicle and first rib), or the subpectoralis minor space (beneath pectoralis minor at the coracoid process). Neurogenic TOS — by far the most common subtype — produces diffuse upper limb pain, paraesthesia (often ulnar distribution), and fatigue with overhead activity. Cervical rib anomalies, hypertonic scalene muscles, poor thoracic posture, and first rib elevation are common contributing structural factors.

Key Research: Sanders et al. (2007) — diagnosis and management of TOS; Hooper et al. (2010) — manual physical therapy of the cervical spine and upper extremity; Stewman et al. (2014) — TOS: a sports medicine perspective.

Cubital tunnel syndrome involves compression or traction of the ulnar nerve at the medial elbow — the second most common upper limb peripheral nerve entrapment after carpal tunnel syndrome. The ulnar nerve is vulnerable to traction stress during elbow flexion and direct compression from prolonged leaning. Symptoms include paraesthesia in the ring and little fingers, medial elbow pain, intrinsic hand weakness, and in chronic cases, interosseous muscle wasting. Contributing factors include sustained elbow flexion postures, occupational vibration exposure, medial epicondylalgia, and cubitus valgus deformity. Proximal double crush from a cervical C8–T1 contribution must be assessed.

Key Research: Shah & Bhave (2013) — cubital tunnel syndrome: review; Staples et al. (2018) — neurodynamic mobilisation for peripheral neuropathies; Coppieters & Nee (2015) — neural mobilisation — a reassessment of the evidence.

De Quervain's tenosynovitis involves stenosing inflammation of the first dorsal compartment of the wrist, affecting the tendons of abductor pollicis longus (APL) and extensor pollicis brevis (EPB) as they pass beneath the extensor retinaculum at the radial styloid. The condition is characterised by radial-sided wrist and thumb pain, localised swelling over the first compartment, and pain reproduced by thumb and wrist loading. It is particularly prevalent during the postpartum period (related to wrist loading during infant lifting), in racquet sport athletes, and in occupations requiring repetitive thumb pinch and ulnar deviation.

Key Research: Huisstede et al. (2018) — De Quervain disease: a systematic review; Peters-Veluthamaningal et al. (2009, Cochrane) — corticosteroid injection for De Quervain's tenosynovitis; Cavaleri et al. (2016) — hand therapy versus corticosteroid injections in the management of De Quervain's.

Glenohumeral instability encompasses a spectrum from subtle microinstability — where static and dynamic stabiliser dysfunction produces pain without frank dislocation — through to recurrent traumatic dislocations. The glenoid labrum is a fibrocartilaginous structure that deepens the glenoid fossa and serves as an attachment for the glenohumeral ligaments; SLAP (Superior Labrum Anterior to Posterior) tears and Bankart lesions are the most clinically encountered labral pathologies. Multidirectional instability typically reflects hypermobility syndromes, rotator cuff insufficiency, and scapular dyskinesis rather than discrete structural failure.

Key Research: Warby et al. (2014) — exercise-based management of multidirectional instability; Jaggi & Lambert (2010) — rehabilitation for shoulder instability; Kibler et al. (2013) — scapular dyskinesis and its relation to shoulder injury.

Thoracic pain encompasses a broad spectrum of presentations including thoracic facet joint dysfunction, costovertebral joint irritation, thoracic myofascial pain, and disc-mediated referral patterns. The thoracic spine is uniquely constrained by the rib cage, making it the stiffest region of the vertebral column — and consequently, a common site of segmental hypomobility that generates both local pain and distant symptoms. Thoracic dysfunction is a well-recognised contributor to cervical and lumbar pain, shoulder impingement, and rib pain. Poor thoracic extension mobility and increased kyphosis are increasingly prevalent given the prevalence of prolonged seated postures in modern occupational settings.

Key Research: Masaracchio et al. (2013) — thoracic manipulation for treatment of musculoskeletal conditions; Strunce et al. (2009) — thoracic manipulation for mechanical neck pain; Mintken et al. (2010) — immediate effects of cervicothoracic manipulation.

The sacroiliac joint (SIJ) is a complex diarthrodial joint reinforced by some of the strongest ligamentous structures in the body, yet capable of generating significant low back, buttock, and referred leg pain when dysfunctional. SIJ pain is estimated to be the primary pain generator in 15–25% of chronic lower back pain presentations. Hypermobility (common in pregnancy and hypermobility syndromes), post-traumatic ligamentous laxity, and asymmetrical loading patterns from leg length discrepancy or hip pathology can all produce SIJ dysfunction. Importantly, SIJ pain can mimic lumbar disc or hip pathology, making accurate differential diagnosis essential.

Key Research: Laslett et al. (2005) — diagnosis of sacroiliac joint pain using clinical examination; Vleeming et al. (2008) — European guidelines for the diagnosis and treatment of pelvic girdle pain; Tidstrand & Horneij (2009) — inter-rater reliability of SIJ tests.

Patellar tendinopathy involves degenerative changes at the patellar tendon — most commonly at the inferior pole of the patella — due to repetitive high tensile load from jumping, landing, and rapid direction changes. Histopathological changes mirror those seen in other tendinopathies: collagen disorganisation, neovascularisation, increased proteoglycan content, and a notable absence of inflammatory cells in established presentations. High training load and load spikes are the primary pathomechanical drivers. Biomechanical contributors include quadriceps inflexibility, reduced ankle dorsiflexion, and altered hip and trunk control during landing tasks.

Key Research: Rio et al. (2015) — isometric contractions are analgesic in patellar tendinopathy; Visnes & Bahr (2007) — training volume and body composition as risk factors for patellar tendinopathy; Rudavsky & Cook (2014) — physiotherapy management of patellar tendinopathy.

Medial tibial stress syndrome (MTSS) is characterised by diffuse, exercise-related medial tibial pain that typically worsens with running and resolves with rest in early stages. The underlying pathomechanism involves periosteal stress reaction and cortical bone remodelling in response to repeated bending loads transmitted through the tibial shaft. It exists on a continuum with tibial stress fracture, making severity assessment critical. Contributing factors include abrupt increases in running volume or intensity, excessive foot pronation, hip abductor weakness, and reduced bone mineral density — the latter being particularly relevant in the female athlete triad population.

Key Research: Moen et al. (2012) — medial tibial stress syndrome: a systematic review; Winters et al. (2013) — gait retraining for MTSS; Hamstra-Wright et al. (2015) — risk factors for MTSS in physically active individuals.

Lateral ankle sprains are the most common musculoskeletal sports injury, most frequently involving the anterior talofibular ligament (ATFL) and, in higher-grade sprains, the calcaneofibular ligament (CFL). Despite their perceived benignness, up to 40% of acute lateral ankle sprains progress to chronic ankle instability (CAI) — characterised by recurrent sprains, perceived giving-way, persistent pain, and reduced proprioceptive acuity. Impaired articular mechanoreception, peroneal muscle inhibition, and altered postural control strategies are key contributors to CAI. Talocrural joint hypomobility following acute sprain is a commonly overlooked perpetuating factor.

Key Research: Doherty et al. (2016) — treatment and prevention of acute and recurrent ankle sprain; Bleakley et al. (2010) — PRICE vs POLICE — evolution of ankle sprain management; Vuurberg et al. (2018, AOSM consensus) — diagnosis, treatment and prevention of ankle sprains.

Osgood-Schlatter disease is a traction apophysitis at the tibial tubercle, resulting from repetitive tensile stress applied by the patellar tendon to the developing tibial apophysis during periods of rapid skeletal growth. It affects predominantly physically active adolescents (boys aged 12–15, girls aged 8–12) and characteristically produces localised swelling and tenderness at the tibial tuberosity, provoked by running, jumping, and kneeling. The condition is generally self-limiting — resolving with skeletal maturation — however active management significantly reduces pain duration and activity restriction.

Key Research: Circi et al. (2017) — Osgood-Schlatter disease: review of the literature; Nakase et al. (2015) — multivariate factors in Osgood-Schlatter disease; Smith et al. (2020) — management of Osgood-Schlatter disease in adolescents.

Muscle strains are among the most common injuries in both sport and daily life, involving partial or complete disruption of muscle fibre architecture within the muscle–tendon unit. The British Athletics Muscle Injury Classification (BAMIC) and Munich Consensus grading systems classify strains from minor functional disturbance (Grade 0–1) through moderate partial tears (Grade 2) to complete ruptures (Grade 3–4). The hamstrings, quadriceps, adductors, and calf complex are the most commonly strained muscle groups. Strains at the musculotendinous junction carry the highest recurrence risk. Inadequate rehabilitation — particularly insufficient progressive loading before return to sport — is the principal driver of reinjury.

Key Research: Orchard (2012) — hamstring muscle injuries; Ekstrand et al. (2011) — hamstring muscle injuries in professional football; Pollock et al. (2014) — British Athletics Muscle Injury Classification; Dubois & Esculier (2020) — PEACE & LOVE principles for soft tissue injury.

Bone stress injuries (BSI) represent a continuum from stress reaction (bone marrow oedema without cortical fracture) through stress fracture to complete cortical disruption. They result from repetitive submaximal loading that overwhelms the bone's adaptive remodelling capacity. Common sites include the tibia, metatarsals, fibula, navicular, femoral neck, and lumbar pars interarticularis. The female athlete triad (low energy availability, menstrual dysfunction, low bone mineral density) and Relative Energy Deficiency in Sport (RED-S) are well-established systemic risk factors. High-risk sites (femoral neck, navicular, fifth metatarsal base, anterior tibial cortex) require urgent medical referral for imaging and possible surgical management.

Key Research: Warden et al. (2014) — bone stress injuries: clinical diagnosis; Mountjoy et al. (2014) — IOC consensus statement on RED-S; Tenforde et al. (2016) — stress fractures in athletes: risk factors and management.

Pregnancy produces profound biomechanical, hormonal, and postural changes that generate a wide spectrum of musculoskeletal presentations. Relaxin-mediated ligamentous laxity, progressive anterior weight shift, compensatory lumbar hyperlordosis, thoracic kyphosis, and altered hip mechanics collectively stress the lumbar spine, sacroiliac joints, and pelvic floor. Pelvic girdle pain (PGP) affects up to 20% of pregnant women and is distinct from lumbar-origin pain in its clinical features and management. Carpal tunnel syndrome, leg cramps, thoracic pain, and upper trapezius tension are also highly prevalent. Postpartum presentations frequently involve SIJ dysfunction from labour positioning, abdominal diastasis, and wrist and shoulder overload from infant care.

Key Research: Liddle & Pennick (2015, Cochrane) — interventions for preventing and treating low back and pelvic pain during pregnancy; Vleeming et al. (2008) — European guidelines for pelvic girdle pain; Becker et al. (2018) — evidence for manual therapy in pregnancy.

Central sensitisation (CS) describes a state of amplified nociceptive processing within the central nervous system, characterised by allodynia (pain from normally non-painful stimuli), hyperalgesia (exaggerated pain response), and temporal summation (wind-up). Unlike acute nociceptive pain, CS reflects neuroplastic changes in spinal dorsal horn and supraspinal processing — making it disproportionate to any identifiable tissue pathology. CS is a transdiagnostic mechanism underlying fibromyalgia, chronic widespread pain, persistent post-surgical pain, and chronic primary pain disorders. Psychological comorbidities, sleep disturbance, adverse childhood experiences, and autonomic dysregulation are consistently associated.

Key Research: Moseley & Butler (2015) — fifteen years of explaining pain; Nijs et al. (2014) — central sensitisation: how to explain hypersensitivity to patients; Woolf (2011) — central sensitisation: implications for the diagnosis and treatment of pain; Louw et al. (2016) — the efficacy of pain neuroscience education on musculoskeletal pain.