Exploring Primal Reflex Release Technique in Musculoskeletal Rehabilitation: A Comprehensive Review

Exploring Primal Reflex Release Technique in Musculoskeletal Rehabilitation: A Comprehensive Review | Research Square window.SnipcartSettings = { analytics: { enabled: false } }; (function() { var accessVector = localStorage.getItem('access_vector') || ''; window.dataLayer = window.dataLayer || []; if (accessVector) { window.dataLayer.push({ user: { profile: { profileInfo: { snid: accessVector } } } }); } })(); (function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src='https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);})(window,document,'script','dataLayer','GTM-K279D39R'); Browse Preprints In Review Journals COVID-19 Preprints AJE Video Bytes Research Tools Research Promotion AJE Professional Editing AJE Rubriq About Preprint Platform In Review Editorial Policies Our Team Advisory Board Help Center Sign In Submit a Preprint Cite Share Download PDF Systematic Review Exploring Primal Reflex Release Technique in Musculoskeletal Rehabilitation: A Comprehensive Review Mrudula Sangaonkar, Khyati Khade, Chaitali Nathani, Avantika Madgulkar, and 2 more This is a preprint; it has not been peer reviewed by a journal. https://doi.org/ 10.21203/rs.3.rs-8617488/v1 This work is licensed under a CC BY 4.0 License Status: Posted Version 1 posted You are reading this latest preprint version Abstract Background Primal Reflex Release Technique is a manual therapy technique used to alter overactive reflexes in the purpose of reducing musculoskeletal pain and improving function. In spite of use in practice, evidence to support its effectiveness is still lacking. Objective To review peer-reviewed articles from 2018 to 2025 that measured against the effects of PRRT on MSK conditions. Methods This review followed PRISMA. Platform such as (PubMed, Scopus, Google Scholar, Web of Science) were searched for English language literature published between 2018 and 2025. Inclusion criteria were RCTs, case series, and case reports with MSK conditions, with outcome measure of pain, function, ROM, or return-to-activity time. Non-MSK disorders, non-PRRT treatments, non-peer-reviewed articles, and missing outcome reporting studies were excluded. Results 26 studies resulted from the initial search. After full-text evaluation, 17 were excluded (11 for missing data, 6 non-peer reviewed), leaving 8 studies for qualitative synthesis. Included studies comprised 3 RCTs, 4 case series, and 1 case report, involving various MSK conditions such as hamstring strain, coccydynia, cervicogenic headache, plantar fasciitis etc. In research studies, PRRT consistently demonstrated rapid decreases in pain, improvements in gain of function, and few, increased range of motion. RCTs established that PRRT was superior to, or at least as effective as, conventional interventions. Conclusion PRRT has short-term effects for pain control and improvement in function among various MSK disorders. Large, well-designed RCTs are now needed to validate efficacy and provide standardized regimens. Reflex therapy Manipulation methods Musculoskeletal Conditions Pain management Articular physiology Rehabilitation method Figures Figure 1 Introduction The primal reflex release technique (PRRT) is a manual therapy skill which resolve musculoskeletal (MSK) pain and dysfunction through the modulation of overactive primal reflex release developmental protective neuromuscular response that becomes hypersensitive after injury, stress, or chronic mechanical loading. PRRT uses small, gentle and purposefully applied movements or neuromodulator impulses designed to reboot spinal and supraspinal reflex circuits, aim that re-establishing neuromuscular balance minimizing protective muscle guarding and enhancing functional mobility 1 , 2 . The theoretical knowledge of PRRT is supported by modal concept of pain, neuroscience, where system nociceptive input and augmented reflex activity can maintain pain and limit movement long after healing of the tissue. compared to most conventional physiotherapy intervention that supports local tissue repair, stretching and strengthen, PRRT deals with central nervous system modulation to bring about quick, systemic changes in pain perception and motor function. Over the last decade, PRRT has been applied across arrange of MSK conditions, including hamstring strain 1 , cariogenic headache 3 , groin and hip flexors pain 4 , accident, medial tibial stress syndrome 5 and occupational neck- shoulder pain 6 . In both randomized controlled trial and case series, PRRT as shown clinically relevant improvement in pain, and gain and function range of motion gain and in some cases, resolutions of secondary dysfunction such as sacroiliac joint alignment. In addition, PRRT as been linked to improve return to play times among sports population, with certain cases of acute injury seen 7 . Now a days MSK practice is increasingly center ed on non- pharmacological, patient cantered management of pain, PRRT has the ability to deliver minimal mechanical stress to patient presents it as highly desirable addition to conventional rehabilitation regimens. Despite the motivation of advancing promising early reports current literature is hamper by small study population, inconsistency in intervention protocol and limited long term follow up. These showed focus on the efficacy of PRRT in the overall manual therapy and pain science framework. Background, this review will integrate historical context, physiological rationale, and clinical evidence among musculoskeletal disorders like hamstring strain, plantar fasciitis, cervicogenic headache, and occupational cervical-shoulder pain. The aim were to assess the quality, effect sizes, dosage of intervention, and comparison to introduce PRRT within the manual therapy and pain context, to focus on gaps and priorities for upcoming standard research. Objectives- The objectives for this review was to assess detailed clinical contribution of the Primal Reflex Release Technique (PRRT) in the treatment of orthopedic problems. In order to evaluate the effect of PRRT on reducing pain, improvement in function, range of motion enhancement, and facilitation of activities across a variety of musculoskeletal diseases. This review is based on the present evidence from the available literature i.e. randomized controlled trials, case series, and case reports. In order to guide future high-quality research and establish PRRT's place within modern pain neuroscience and manual therapy frameworks, the review also aimed to compare its results with those of traditional physiotherapy and other manual therapy procedures. Methodology This review was performed according to the PRISMA guidance for systematic and narrative synthesis. Our search synthesis four large databases: PubMed, Scopus, Google Scholar, and Web of Science. We included studies published in English from 2018 to 2025. Inclusion Criteria We have only included peer-reviewed studies which includes randomized controlled trials (RCTs), case series, and case reports which has the application of PRRT in musculoskeletal (MSK) disorders with provide relevant outcome measures, for example, pain scores, functional measures, range of motion (ROM), or return-to-activity time Exclusion Criteria Non orthopedic conditions. Non-English publications. Data from conference abstracts and expert opinion without original data were excluded. Studies with incomplete data of outcomes. Study Selection Process Initial search yield: 26 Title/abstract screening: 26 In-detailed analysis: 26 papers were screened for inclusion data; 17 were not selected (11 had incomplete data, 6 were not peer-reviewed). Final inclusion: 8 studies This review followed PRISMA guidelines. A wide search was done in databases such as PubMed, Scopus, Web of Science, and Google Scholar for literature which were published in 2018-2025 using the terms ‘Primal Reflex Release technique, Manual therapy and musculoskeletal conditions. For English peer-reviewed literature which included human participants and outcomes such as pain, range of motion, or regain activity was taken. Randomized controlled trials, case series, and case reports were included, while non- musculoskeletal conditions, and studies with incomplete data were excluded. Following title and abstract screening, 26 full-text articles were assessed for eligibility. From these, 17 were excluded based on incomplete data or absence of peer review. Finally, 8 studies were included in the inclusion criteria and were incorporated into the qualitative synthesis. Year Authors Title Aim / Objective Methodology Remarks 2018 Baker RT et al. Treating Groin and Hip Flexor Pain Using PRRT™: A Case Series To describe the effects of PRRT on pain, function, and breathing in patients with groin and hip flexor pain. Case series, 6 active females. Measured pain, function, disability, and Global Rating of Change (GRoC). PRRT rapidly resolved hip/groin pain and restored function. 2019 Lucas Bianco, James May, and Alan Nasypany A Novel Approach to Treating Acute Hamstring FNHD – Effects of PRRT To investigate PRRT’s effects on acute hamstring functional neuromuscular disorders. Case series, 4 NCAA athletes. Outcome measures: NPRS, PSFS, Active Knee Extension Test (AKET), and return-to-play time. PRRT enabled quick return to sport in acute hamstring neural disorders. 2020 Albertin ES, Walters M, May J, Baker RT, Nasypany A, Cheatham S An Exploratory Case Series Analysis of the Use of Primal Reflex Release Technique™ to Improve Signs and Symptoms of Hamstring Strain To explore the immediate effects of PRRT™ on pain, function, and range of motion in patients with hamstring strains. Case series involving 6 patients with hamstring strain. Interventions assessed via NPRS (pain), PSFS (function), and ROM measures (Passive Knee Extension [PKE], Active Straight Leg Raise [ASLR]). Also assessed sacroiliac joint dysfunction. PRRT showed rapid pain relief and functional recovery in hamstring strain, with SI joint correction in all cases. 2021 Mayura P. Deshmukh, Ashwini N. Patil, Gaurang Baxi, and Tushar J. Palekar Immediate Effect of PRRT™ on Heart Rate Variability in Chronic Neck Pain: A Case Report To investigate immediate changes in heart rate variability (HRV) and pain following PRRT in chronic neck pain. Single patient case report. Measured VAS pain at rest and during activity, HRV parameters. Single-case evidence of nervous system modulation via PRRT. 2022 Pakeeza Seemal, Comparison: PRRT™ vs To compare the effects of PRRT Randomized Controlled Trial, PRRT outperformed Aroma Ayub, Maria Dilshad, Ayesha Awan, Arooba Nawaz, Tooba Sameen, and M. Shais Khan Stretching Exercises in Coccydynia + hot pack vs stretching + hot pack in reducing pain and disability in coccydynia patients. 46 patients, 12 sessions over 4 weeks. Outcomes: NPRS (pain), Dallas Pain Questionnaire [DPQ], Pain- Free Sitting Duration [PFSD]. stretching for pain, disability, sitting tolerance. 2024 Kuriyal S, Rawat VS, Sharma A, Jha MK, Yadav R Effectiveness of Primal Reflex Release Techniques (PRRT) on Pain and Disability in Cervicogenic Headache Patients To evaluate the effectiveness of PRRT in reducing pain intensity and disability in cervicogenic headache patients. Randomized Controlled Trial (RCT), 40 patients divided into 2 groups: PRRT group and control group. Measured pain, disability, and global improvement. PRRT more effective than standard care for cervicogenic headache management. 2024 Green, Shelli; Morogiello, Jenna; Fabian, Kurrel; May, James; and Nasypany, Alan Treating Type II Medial Tibial Stress Syndrome with PRRT™: A Novel Approach To examine the impact of PRRT on pain and function in collegiate cheerleaders with medial tibial stress syndrome (MTSS). Case series, 5 collegiate cheerleaders. Pain and function assessed pre- and post- intervention. PRRT may aid sports injury rehab, but lacks statistical rigor. 2025 Mariya Ravat, Vinit Mody, Madhuri Joshi, and Megha Soni Comparison of PRRT™ and Positional Release Therapy on Pain, Function & Ankle ROM in Plantar Fasciitis To compare PRRT + conventional therapy vs Positional Release Therapy (PRT) + conventional therapy for plantar fasciitis. RCT, 36 patients (18 per group). Assessed NPRS (pain), function scores, and ankle ROM. PRRT is at least as effective, possibly better than PRT for plantar fasciitis. Results Throughout the reviewed studies, Primal Reflex Release Technique (PRRT) recorded favorable results in various musculoskeletal disorders. For hamstring strain, a 2020 case series (n = 6) showed an average pain decrease of ~ 5 points on the NPRS (p < 0.001), large PSFS gains (4.8 to 7.8, p < 0.001), Passive Knee Extension improved by + 8.2° (p = 0.01), and Active Straight Leg Raise improved by + 10.3°, with sacroiliac joint dysfunction resolved for all participants. Similarly, a 2019 RCT of four NCAA athletes with acute hamstring functional neuromuscular disorder reported significant NPRS and PSFS improvements (p < 0.05), ~ 20° increase in Active Knee Extension (p < 0.05), and swift mean return-to-play of 2.75 days. In cervicogenic headache, one 2024 RCT (n = 40) reported that PRRT significantly decreased pain and disability (p = 0.001) and improved patient-reported outcomes over standard care. For plantar fasciitis, a 2015 case series (n = 7) demonstrated significant NPRS, PSFS, and DPA improvements (p 0.8), all > MCID cutoffs. A 2025 RCT (n = 36) indicated that both PRRT + standard therapy and Positional Release Therapy + standard therapy both significantly decreased pain and improved function (p ≤ 0.001), but ankle ROM was not changed; PRRT had a trend toward more improvement. In groin and hip flexor pain, a 2018 case series (n = 6) noted decreased pain from 5.65 to 0 (p < 0.05), improvement in function from 6.50 to 9.25 (p = 0.002), significant disability reduction, and mean pain-free state within ~ 2.8 days. A chronic neck pain case report (2021) noted NPRS decrease (activity: 7→4, rest: 5→3) and sympathetic dominance shift in heart rate variability. In coccydynia, a 2022 RCT (n = 46) demonstrated PRRT + hot pack caused more improvement than stretching + hot pack, with NPRS decreased from 5.56 to 1.73, DPQ from 129.96 to 38, and PFSD from 43s to 368s (all p < 0.05). Last but not least, in medial tibial stress syndrome (MTSS), an immediate case series of 2024 (n = 5) in college cheerleaders with Type II MTSS described pain relief, functional improvement, and complete return to activity during treatment Discussion Exploring the available literature, one of the most observable trends is how rapidly many patients seem to improve after PRRT. We are not discussing about the moderate and gradual gains that commonly comes with strengthening or stretching regimens, but sometimes there are significant changes within a single treatment session or over just a few days. Physiologically, it has its impact on nervous system, not the muscle or joint. This technique targets on reflex at brainstem level, our bodies utilize to keep us safe from damage this can result in an noticeable reduction in overall movement and quality of life as individuals reports difficulty in performing daily activities. These conditions are normally treated by a combination of physiotherapy, awareness exercises, and possibly the application of medication to balance and heal. The soft, precise manual inputs of PRRT appear to provide the nervous system with some reboot signaling. PRRT not just improves mobility but also heals overall well-being by relieving pain and stress. Through this new information, the body develops a greater sense of balance and coordination in day-to-day life, eventually leading to improve physical performance and enhanced perception of the body. This improves mobility can prompt people to get more exercise, which guide to a healthier life and sharper mental acuity. Biomechanically, the technique has several effects: Less resting muscle tension means less compression through joints and less stress on tendons and ligaments. Improved muscle coordination with the overactivity of reflexes decreased, muscles are able to fire in the right order once more, enhancing efficiency of movement. Increased movement variability rather than subjecting any tissue to repeated use of the same stiff, defensive movement patterns, the body has a more natural, variable movement pattern, which decreases overload upon any one tissue. The consequent pain changes are not merely due to “loosening tight muscles.” Decreased guarding reduces blood supply, chemical irritation to nerve endings, and warning signals to the brain. Simultaneously, relaxing the hyperactive reflexes probably triggers the body’s own pain- reducing mechanisms the descending inhibitory pathways which add to pain reduction. For instance, in the hamstring injury case series, the return to play in less than three days cannot be attributed to tissue healing alone. We can better understand PRRT if we think of it as turning off the neuromuscular system’s pain-limiting response “brake,” allowing the muscles to always work normally without this interruption. The essential lead here is that such fast effects, stimulating, may not always persist alone. A reflex can be settled in the short term, but if the movement patterns, imbalance in strength, or surrounding stresses are still present, the nervous system will revert to protection mode. That’s why most of the clinician’s point of view is that pairing PRRT with specific 1 exercise and movement retraining to educate the body in how to move without having that old protective reflex. Summary, PRRT’s has the ability to rapidly “unlock” system without unnecessary guarding, restoring biomechanics, and breaking the pain arc. PRRT alone makes it a very powerful first line treatment in both acute injury and in chronic pain. The future job of research community’s will be to measure these changes more directly for example, tracking the muscle activity with EMG or evaluating movement patterns before and after. Conclusion The Primal Reflex Release technique (PRRT), a superficial, neuro-based manual therapy method for treating musculoskeletal pain and dysfunction, is attracting clinical interest, as this review highlights. This study delivers a fresh, updated perspective on PRRT’s function in a variety of musculoskeletal conditions, including both acute sports injuries and chronic pain syndromes, by combining data from 2018 to 2025. The rapid decrease in pain and early improvement in function, which frequently happens more quickly than would be anticipated from healing-based tissue therapies alone, is a consistent finding across all included investigations. This implies that rather than directly affecting muscles or joints, PRRT may primarily function via lowering nervous system guarding and calming overactive defensive reflexes. This review places PRRT in the context of contemporary pain neuroscience and reflex modulation theories, connecting physiological reasoning with clinical facts. The data is limited by small sample size and brief follow-up periods, despite of better results. Well- designed, large-scale trials are essential to confirm effectiveness, standardize practices, and establish PRRT’s place in evidence based musculoskeletal rehabilitation Declarations Funding Statement This study was not funded or supported by any public, commercial, or non-profit funding bodies Ethics and Consent to Participate declarations: not applicable Author Contribution Dr Mrudula Sangaonkar, Dr Khyati Khade : conceptualized the study, designed the methodology, supervised the study and led the manuscript writing and final review. Chaitali Anil Nathani, Avantika Ganesh Madgulkar, Namrata Dhananjay Bansode : Assisted in literature review, data interpretation, and provided critical revisions of the manuscript. Dr. Tushar Palekar: contributed to proofreading, formatting, and reference management. References Albertin ES, Walters M, May J, Baker RT, Nasypany A, Cheatham S. An exploratory case series analysis of the use of Primal Reflex Release Technique™ to improve signs and symptoms of hamstring strain. International Journal of Sports Physical Therapy . 2020;15(2):263–273. URL: https://ijspt.scholasticahq.com/article/18558 Ravat M, Mody V, Joshi M, Soni M. Comparison of Primal Reflex Release Technique and Positional Release Therapy on pain, functional ability and ankle range in patients with plantar fasciitis: An experimental study. Indian Journal of Physiotherapy and Occupational Therapy . 2025;19(1). URL: https://medicopublication.com/index.php/ijpot/article/view/ Kuriyal S, Rawat VS, Sharma A, Jha MK, Yadav R. Effectiveness of Primal Reflex Release Techniques (PRRT) on pain and disability in cervicogenic headache patients. African Journal of Biomedical Research . 2024;27(1s):1057–1065. DOI: https://doi.org/10.53555/ajbr.v27i1s.1563 Amin N, Zulfqar DR, Ulvina, et al. Immediate effects of muscle energy technique (post-isometric relaxation) versus Primal Reflex Release Technique on hamstring tightness. Journal of Population Therapeutics and Clinical Pharmacology . 2024;31(8):171–177. DOI: https://doi.org/10.53555/jptcp.v31i8.7332 Green S, Morogiello J, Fabian K, May J, Nasypany A. Treating medial tibial stress syndrome with Primal Reflex Release Technique: A case series. Clinical Practice in Athletic Training . 2024;7(4). DOI: https://doi.org/10.31622/2024/0007.04.7 Deshmukh MP, Patil AN, Baxi G. Immediate effect of Primal Reflex Release Technique on heart rate variability in chronic neck pain: A case report. International Journal of Health Sciences and Research . 2021;11(6):157–160. URL: https://www.ijhsr.org/IJHSR_Vol.11_Issue.6_June2021/IJHSR_Abstract.024.html Seemal P, Ayub A, Dilshad M, et al. Comparing Primal Reflex Release Technique and stretching exercises on pain and function in coccydynia. Iranian Rehabilitation Journal . URL: https://irj.uswr.ac.ir/browse.php?a_id=1710&sid=1&slc_lang=en&html=1 Additional Declarations No competing interests reported. Supplementary Files ChiropracticManualTherapiesManuscriptChecklist1.pdf Cite Share Download PDF Status: Posted Version 1 posted You are reading this latest preprint version Research Square lets you share your work early, gain feedback from the community, and start making changes to your manuscript prior to peer review in a journal. As a division of Research Square Company, we’re committed to making research communication faster, fairer, and more useful. We do this by developing innovative software and high quality services for the global research community. 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13:48:47","extension":"html","order_by":34,"title":"","display":"","copyAsset":false,"role":"acdc-reference","size":62905,"visible":true,"origin":"","legend":"","description":"","filename":"earlyproof.html","url":"https://assets-eu.researchsquare.com/files/rs-8617488/v1/a3360d27d22a60e7e4bc8699.html"},{"id":100568429,"identity":"9e13f776-e6a3-4d5c-b062-c177977c403b","added_by":"auto","created_at":"2026-01-19 09:20:30","extension":"png","order_by":1,"title":"Figure 1","display":"","copyAsset":false,"role":"figure","size":41812,"visible":true,"origin":"","legend":"\u003cp\u003ePrisma flow chart\u003c/p\u003e","description":"","filename":"1.png","url":"https://assets-eu.researchsquare.com/files/rs-8617488/v1/e0662317513ffa0b81c10d50.png"},{"id":100949583,"identity":"96a0c55b-1366-410c-9583-a025f721cf1c","added_by":"auto","created_at":"2026-01-23 07:04:28","extension":"pdf","order_by":0,"title":"","display":"","copyAsset":false,"role":"manuscript-pdf","size":479946,"visible":true,"origin":"","legend":"","description":"","filename":"manuscript.pdf","url":"https://assets-eu.researchsquare.com/files/rs-8617488/v1/1cfbe732-0ef0-44cf-ad45-29d0cc0a056b.pdf"},{"id":100595903,"identity":"5120c475-754f-423a-9233-28cf77698cd9","added_by":"auto","created_at":"2026-01-19 13:49:37","extension":"pdf","order_by":0,"title":"","display":"","copyAsset":false,"role":"supplement","size":655606,"visible":true,"origin":"","legend":"","description":"","filename":"ChiropracticManualTherapiesManuscriptChecklist1.pdf","url":"https://assets-eu.researchsquare.com/files/rs-8617488/v1/a263370b8355078d50f92919.pdf"}],"financialInterests":"No competing interests reported.","formattedTitle":"Exploring Primal Reflex Release Technique in Musculoskeletal Rehabilitation: A Comprehensive Review","fulltext":[{"header":"Introduction","content":"\u003cp\u003eThe primal reflex release technique (PRRT) is a manual therapy skill which resolve musculoskeletal (MSK) pain and dysfunction through the modulation of overactive primal reflex release developmental protective neuromuscular response that becomes hypersensitive after injury, stress, or chronic mechanical loading. PRRT uses small, gentle and purposefully applied movements or neuromodulator impulses designed to reboot spinal and supraspinal reflex circuits, aim that re-establishing neuromuscular balance minimizing protective muscle guarding and enhancing functional mobility\u003csup\u003e1\u003c/sup\u003e,\u003csup\u003e2\u003c/sup\u003e.\u003c/p\u003e\n\u003cp\u003eThe theoretical knowledge of PRRT is supported by modal concept of pain, neuroscience, where system nociceptive input and augmented reflex activity can maintain pain and limit movement long after healing of the tissue. compared to most conventional physiotherapy intervention\u0026nbsp;that\u0026nbsp;supports\u0026nbsp;local\u0026nbsp;tissue\u0026nbsp;repair,\u0026nbsp;stretching\u0026nbsp;and\u0026nbsp;strengthen,\u0026nbsp;PRRT\u0026nbsp;deals\u0026nbsp;with\u0026nbsp;central\u0026nbsp;nervous system modulation to bring about quick, systemic changes in pain perception and motor function.\u003c/p\u003e\n\u003cp\u003eOver the last decade, PRRT has been applied across arrange of MSK conditions, including hamstring strain\u003csup\u003e1\u003c/sup\u003e, cariogenic headache\u003csup\u003e3\u003c/sup\u003e, groin and hip flexors pain\u003csup\u003e4\u003c/sup\u003e, accident, medial tibial stress syndrome\u003csup\u003e5\u003c/sup\u003e and occupational neck- shoulder pain\u003csup\u003e6\u003c/sup\u003e.\u003c/p\u003e\n\u003cp\u003eIn both randomized controlled trial and case series, PRRT as shown clinically relevant improvement\u0026nbsp;in\u0026nbsp;pain,\u0026nbsp;and\u0026nbsp;gain\u0026nbsp;and\u0026nbsp;function\u0026nbsp;range\u0026nbsp;of\u0026nbsp;motion\u0026nbsp;gain\u0026nbsp;and\u0026nbsp;in\u0026nbsp;some\u0026nbsp;cases,\u0026nbsp;resolutions of\u0026nbsp;secondary\u0026nbsp;dysfunction\u0026nbsp;such\u0026nbsp;as\u0026nbsp;sacroiliac\u0026nbsp;joint\u0026nbsp;alignment.\u0026nbsp;In\u0026nbsp;addition,\u0026nbsp;PRRT\u0026nbsp;as\u0026nbsp;been\u0026nbsp;linked to improve return to play times among sports population, with certain cases of acute injury seen\u003csup\u003e7\u003c/sup\u003e.\u003c/p\u003e\n\u003cp\u003eNow a days MSK practice is increasingly center ed on non- pharmacological, patient cantered management of pain, PRRT has the ability to deliver minimal mechanical stress to patient presents it as highly desirable addition to conventional rehabilitation regimens. Despite the motivation of advancing promising early reports current literature is hamper by small study population, inconsistency in intervention protocol and limited long term follow up. These showed focus on the efficacy of PRRT in the overall manual therapy and pain science framework.\u003c/p\u003e\n\u003cp\u003eBackground, this review will integrate historical context, physiological rationale, and clinical evidence\u0026nbsp;among\u0026nbsp;musculoskeletal\u0026nbsp;disorders\u0026nbsp;like\u0026nbsp;hamstring\u0026nbsp;strain,\u0026nbsp;plantar\u0026nbsp;fasciitis,\u0026nbsp;cervicogenic headache, and occupational cervical-shoulder pain.\u0026nbsp;The aim were\u0026nbsp;to assess the quality, effect sizes, dosage of intervention, and comparison to introduce PRRT within the manual therapy and pain context, to focus on gaps and priorities for upcoming standard research.\u003c/p\u003e\n\u003cp\u003eObjectives- The objectives for this review was to assess detailed clinical contribution of the Primal Reflex Release Technique (PRRT) in the treatment of orthopedic problems. In order to evaluate the effect of PRRT on reducing pain, improvement in function, range of motion enhancement, and facilitation of activities across a variety of musculoskeletal diseases. This review is based on the present evidence from the available literature i.e. randomized controlled trials, case series, and case reports. In order to guide future high-quality research and establish PRRT\u0026apos;s place within modern pain neuroscience and manual therapy frameworks, the review also aimed to compare its results with those of traditional physiotherapy and other manual therapy procedures.\u003c/p\u003e"},{"header":"Methodology","content":"\u003cp\u003eThis review was performed according to the PRISMA guidance for systematic and narrative synthesis.\u003c/p\u003e\n\u003cp\u003eOur\u0026nbsp;search\u0026nbsp;synthesis\u0026nbsp;four\u0026nbsp;large\u0026nbsp;databases:\u0026nbsp;PubMed,\u0026nbsp;Scopus,\u0026nbsp;Google\u0026nbsp;Scholar,\u0026nbsp;and\u0026nbsp;Web\u0026nbsp;of Science.\u003c/p\u003e\n\u003cp\u003eWe\u0026nbsp;included\u0026nbsp;studies\u0026nbsp;published\u0026nbsp;in\u0026nbsp;English\u0026nbsp;from\u0026nbsp;2018\u0026nbsp;to\u0026nbsp;2025. Inclusion Criteria\u003c/p\u003e\n\u003cp\u003eWe have only included peer-reviewed studies which includes randomized controlled trials (RCTs), case series, and case reports which has the application of PRRT in musculoskeletal (MSK) disorders with provide relevant outcome measures, for example, pain scores, functional measures, range of motion (ROM), or return-to-activity time\u003c/p\u003e\n\u003cp\u003eExclusion\u0026nbsp;Criteria\u003c/p\u003e\n\u003cul\u003e\n \u003cli\u003eNon\u0026nbsp;orthopedic\u0026nbsp;conditions.\u003c/li\u003e\n \u003cli\u003eNon-English publications.\u003c/li\u003e\n \u003cli\u003eData from conference abstracts and expert opinion without original data were excluded.\u003c/li\u003e\n \u003cli\u003eStudies\u0026nbsp;with\u0026nbsp;incomplete\u0026nbsp;data\u0026nbsp;of\u0026nbsp;outcomes. Study Selection Process\u003c/li\u003e\n \u003cli\u003eInitial\u0026nbsp;search\u0026nbsp;yield:\u0026nbsp;26\u003c/li\u003e\n \u003cli\u003eTitle/abstract\u0026nbsp;screening:\u0026nbsp;26\u003c/li\u003e\n \u003cli\u003eIn-detailed\u0026nbsp;analysis:\u0026nbsp;26\u0026nbsp;papers\u0026nbsp;were\u0026nbsp;screened\u0026nbsp;for\u0026nbsp;inclusion\u0026nbsp;data;\u0026nbsp;17\u0026nbsp;were\u0026nbsp;not\u0026nbsp;selected (11\u0026nbsp;had incomplete data, 6 were not peer-reviewed).\u003c/li\u003e\n \u003cli\u003eFinal\u0026nbsp;inclusion:\u0026nbsp;8\u0026nbsp;studies\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp\u003eThis review followed PRISMA guidelines. A wide search was done in databases such as PubMed, Scopus, Web of Science, and Google Scholar for literature which were published in 2018-2025 using the terms \u0026lsquo;Primal Reflex Release technique, Manual therapy and musculoskeletal conditions. For English peer-reviewed literature which included human participants and outcomes such as pain, range of motion, or regain activity was taken. Randomized controlled trials, case series, and case reports were included, while non- musculoskeletal conditions, and studies with incomplete data were excluded. Following title and abstract screening, 26 full-text articles were assessed for eligibility. From these, 17 were excluded based on incomplete data or absence of peer review. Finally, 8 studies were included in the inclusion criteria and were incorporated into the qualitative synthesis.\u003c/p\u003e\n\u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e\u003cstrong\u003eYear\u003c/strong\u003e\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003e\u003cstrong\u003eAuthors\u003c/strong\u003e\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003e\u003cstrong\u003eTitle\u003c/strong\u003e\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003e\u003cstrong\u003eAim\u003c/strong\u003e\u003cstrong\u003e\u0026nbsp;/\u003c/strong\u003e\u003c/p\u003e\n \u003cp\u003e\u003cstrong\u003eObjective\u003c/strong\u003e\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003e\u003cstrong\u003eMethodology\u003c/strong\u003e\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003e\u003cstrong\u003eRemarks\u003c/strong\u003e\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2018\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eBaker\u0026nbsp;RT\u0026nbsp;et al.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eTreating\u0026nbsp;Groin and\u0026nbsp;Hip\u0026nbsp;Flexor Pain Using PRRT\u0026trade;: A\u003c/p\u003e\n \u003cp\u003eCase Series\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo describe the effects\u0026nbsp;of\u0026nbsp;PRRT on pain,\u003c/p\u003e\n \u003cp\u003efunction, and\u003c/p\u003e\n \u003cp\u003ebreathing in\u003c/p\u003e\n \u003cp\u003epatients with groin \u0026nbsp;and hip\u003c/p\u003e\n \u003cp\u003eflexor pain.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eCase\u0026nbsp;series,\u0026nbsp;6 active females. Measured\u0026nbsp;pain, function, disability, and Global\u0026nbsp;Rating\u0026nbsp;of Change\u003c/p\u003e\n \u003cp\u003e(GRoC).\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003ePRRT rapidly resolved hip/groin pain and restored function.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2019\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eLucas Bianco,\u0026nbsp;James May, and Alan Nasypany\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eA Novel Approach to Treating Acute Hamstring FNHD \u0026ndash;\u003c/p\u003e\n \u003cp\u003eEffects of PRRT\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo investigate PRRT\u0026rsquo;s effects on acute\u003c/p\u003e\n \u003cp\u003ehamstring functional neuromuscular disorders.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eCase\u0026nbsp;series,\u0026nbsp;4 NCAA\u0026nbsp;athletes. Outcome measures: NPRS, PSFS,\u003c/p\u003e\n \u003cp\u003eActive Knee Extension Test (AKET), and return-to-play\u003c/p\u003e\n \u003cp\u003etime.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003ePRRT enabled quick return to sport in acute hamstring neural disorders.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2020\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eAlbertin ES, Walters M, May J,\u003c/p\u003e\n \u003cp\u003eBaker RT, Nasypany\u0026nbsp;A, Cheatham S\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eAn\u0026nbsp;Exploratory\u0026nbsp;Case Series Analysis of the Use of Primal Reflex Release Technique\u0026trade; to Improve Signs and Symptoms of Hamstring Strain\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo\u0026nbsp;explore\u0026nbsp;the immediate effects of\u003c/p\u003e\n \u003cp\u003ePRRT\u0026trade; on pain, function, and range of motion in\u003c/p\u003e\n \u003cp\u003epatients with hamstring strains.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eCase series involving 6\u003c/p\u003e\n \u003cp\u003epatients with hamstring strain.\u003c/p\u003e\n \u003cp\u003eInterventions assessed via NPRS (pain), PSFS\u003c/p\u003e\n \u003cp\u003e(function), and ROM measures (Passive Knee Extension [PKE], Active Straight Leg Raise [ASLR]). Also assessed\u003c/p\u003e\n \u003cp\u003esacroiliac joint dysfunction.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003ePRRT showed rapid pain relief and functional recovery in hamstring strain, with SI joint correction in all cases.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2021\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eMayura P. Deshmukh, Ashwini N. Patil, Gaurang Baxi, and\u003c/p\u003e\n \u003cp\u003eTushar J. Palekar\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eImmediate Effect of\u003c/p\u003e\n \u003cp\u003ePRRT\u0026trade; on\u003c/p\u003e\n \u003cp\u003eHeart Rate Variability in Chronic Neck Pain: A Case Report\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo investigate immediate changes in heart rate variability (HRV) and pain following PRRT in\u003c/p\u003e\n \u003cp\u003echronic neck\u003c/p\u003e\n \u003cp\u003epain.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eSingle patient\u003c/p\u003e\n \u003cp\u003ecase report. Measured VAS pain at rest and during activity, HRV\u003c/p\u003e\n \u003cp\u003eparameters.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003eSingle-case evidence of nervous system modulation via PRRT.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2022\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003ePakeeza\u003c/p\u003e\n \u003cp\u003eSeemal,\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eComparison:\u003c/p\u003e\n \u003cp\u003ePRRT\u0026trade; vs\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo\u0026nbsp;compare the\u003c/p\u003e\n \u003cp\u003eeffects\u0026nbsp;of PRRT\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eRandomized\u003c/p\u003e\n \u003cp\u003eControlled Trial,\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003ePRRT\u003c/p\u003e\n \u003cp\u003eoutperformed\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003c/tbody\u003e\n\u003c/table\u003e\n\u003cp\u003e\u0026nbsp;\u003c/p\u003e\n\u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"0\" class=\"fr-table-selection-hover\"\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e\u0026nbsp;\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eAroma\u0026nbsp;Ayub, Maria Dilshad, Ayesha Awan, Arooba Nawaz, Tooba Sameen, and\u003c/p\u003e\n \u003cp\u003eM. Shais Khan\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eStretching Exercises in Coccydynia\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003e+ hot pack vs stretching\u0026nbsp;+\u0026nbsp;hot pack in\u003c/p\u003e\n \u003cp\u003ereducing pain and disability in coccydynia patients.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003e46\u0026nbsp;patients, 12\u003c/p\u003e\n \u003cp\u003esessions\u0026nbsp;over\u0026nbsp;4 weeks.\u003c/p\u003e\n \u003cp\u003eOutcomes:\u0026nbsp;NPRS (pain),\u003c/p\u003e\n \u003cp\u003eDallas Pain Questionnaire [DPQ], Pain-\u003c/p\u003e\n \u003cp\u003eFree Sitting\u003c/p\u003e\n \u003cp\u003eDuration [PFSD].\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003estretching for pain, disability, sitting tolerance.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2024\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eKuriyal S,\u003c/p\u003e\n \u003cp\u003eRawat VS,\u003c/p\u003e\n \u003cp\u003eSharma A, Jha MK, Yadav R\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eEffectiveness\u0026nbsp;of Primal Reflex Release Techniques (PRRT) on\u003c/p\u003e\n \u003cp\u003ePain and\u003c/p\u003e\n \u003cp\u003eDisability in Cervicogenic Headache\u003c/p\u003e\n \u003cp\u003ePatients\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo evaluate the effectiveness\u0026nbsp;of PRRT in reducing pain intensity and\u003c/p\u003e\n \u003cp\u003edisability in cervicogenic headache patients.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eRandomized\u0026nbsp;Controlled Trial (RCT), 40\u003c/p\u003e\n \u003cp\u003epatients divided into 2 groups: PRRT group and control group. Measured pain, disability, and global\u003c/p\u003e\n \u003cp\u003eimprovement.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003ePRRT more\u003c/p\u003e\n \u003cp\u003eeffective than standard care for cervicogenic headache management.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2024\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eGreen, Shelli; Morogiello, Jenna; Fabian,\u0026nbsp;Kurrel; May, James; and Nasypany, Alan\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eTreating Type\u003c/p\u003e\n \u003cp\u003eII Medial\u003c/p\u003e\n \u003cp\u003eTibial Stress Syndrome with PRRT\u0026trade;: A Novel Approach\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo\u0026nbsp;examine\u0026nbsp;the impact of PRRT on pain and function in collegiate cheerleaders with medial\u003c/p\u003e\n \u003cp\u003etibial stress syndrome\u003c/p\u003e\n \u003cp\u003e(MTSS).\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eCase\u0026nbsp;series,\u0026nbsp;5 collegiate cheerleaders.\u003c/p\u003e\n \u003cp\u003ePain and\u003c/p\u003e\n \u003cp\u003efunction assessed pre-\u003c/p\u003e\n \u003cp\u003eand post- intervention.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003ePRRT may aid sports injury rehab, but lacks statistical rigor.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003ctr\u003e\n \u003ctd valign=\"top\" style=\"width: 68px;\"\u003e\n \u003cp\u003e2025\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 97px;\"\u003e\n \u003cp\u003eMariya\u0026nbsp;Ravat, Vinit Mody, Madhuri Joshi, and Megha Soni\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 109px;\"\u003e\n \u003cp\u003eComparison\u0026nbsp;of PRRT\u0026trade; and Positional Release Therapy on Pain, Function \u0026amp; Ankle ROM in Plantar Fasciitis\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 117px;\"\u003e\n \u003cp\u003eTo compare PRRT +\u003c/p\u003e\n \u003cp\u003econventional therapy vs Positional Release Therapy (PRT)\u003c/p\u003e\n \u003cp\u003e+\u0026nbsp;conventional therapy for\u003c/p\u003e\n \u003cp\u003eplantar\u0026nbsp;fasciitis.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 121px;\"\u003e\n \u003cp\u003eRCT,\u0026nbsp;36\u0026nbsp;patients\u003c/p\u003e\n \u003cp\u003e(18 per group). Assessed NPRS (pain), function scores, and ankle ROM.\u003c/p\u003e\n \u003c/td\u003e\n \u003ctd valign=\"top\" style=\"width: 131px;\"\u003e\n \u003cp\u003ePRRT\u0026nbsp;is\u0026nbsp;at\u0026nbsp;least\u0026nbsp;as effective,\u0026nbsp;possibly\u0026nbsp;better than PRT for plantar fasciitis.\u003c/p\u003e\n \u003c/td\u003e\n \u003c/tr\u003e\n \u003c/tbody\u003e\n\u003c/table\u003e"},{"header":"Results","content":"\u003cp\u003eThroughout the reviewed studies, Primal Reflex Release Technique (PRRT) recorded favorable results in various musculoskeletal disorders. For hamstring strain, a 2020 case series (n\u0026thinsp;=\u0026thinsp;6) showed an average pain decrease of ~\u0026thinsp;5 points on the NPRS (p\u0026thinsp;\u0026lt;\u0026thinsp;0.001), large PSFS gains (4.8 to 7.8, p\u0026thinsp;\u0026lt;\u0026thinsp;0.001), Passive Knee Extension improved by +\u0026thinsp;8.2\u0026deg; (p\u0026thinsp;=\u0026thinsp;0.01), and Active Straight Leg Raise improved by +\u0026thinsp;10.3\u0026deg;, with sacroiliac joint dysfunction resolved for all participants. Similarly, a 2019 RCT of four NCAA athletes with acute hamstring functional neuromuscular disorder reported significant NPRS and PSFS improvements (p\u0026thinsp;\u0026lt;\u0026thinsp;0.05), ~\u0026thinsp;20\u0026deg; increase in Active Knee Extension (p\u0026thinsp;\u0026lt;\u0026thinsp;0.05), and swift mean return-to-play of 2.75 days. In cervicogenic headache, one 2024 RCT (n\u0026thinsp;=\u0026thinsp;40) reported that PRRT significantly decreased pain and disability (p\u0026thinsp;=\u0026thinsp;0.001) and improved patient-reported outcomes over standard care. For plantar fasciitis, a 2015 case series (n\u0026thinsp;=\u0026thinsp;7) demonstrated significant NPRS, PSFS, and DPA improvements (p\u0026thinsp;\u0026lt;\u0026thinsp;0.05, Cohen's d\u0026thinsp;\u0026gt;\u0026thinsp;0.8), all \u0026gt;\u0026thinsp;MCID cutoffs. A 2025 RCT (n\u0026thinsp;=\u0026thinsp;36) indicated that both PRRT\u0026thinsp;+\u0026thinsp;standard therapy and Positional Release Therapy\u0026thinsp;+\u0026thinsp;standard therapy both significantly decreased pain and improved function (p\u0026thinsp;\u0026le;\u0026thinsp;0.001), but ankle ROM was not changed; PRRT had a trend toward more improvement. In groin and hip flexor pain, a 2018 case series (n\u0026thinsp;=\u0026thinsp;6) noted decreased pain from 5.65 to 0 (p\u0026thinsp;\u0026lt;\u0026thinsp;0.05), improvement in function from 6.50 to 9.25 (p\u0026thinsp;=\u0026thinsp;0.002), significant disability reduction, and mean pain-free state within ~\u0026thinsp;2.8 days. A chronic neck pain case report (2021) noted NPRS decrease (activity: 7\u0026rarr;4, rest: 5\u0026rarr;3) and sympathetic dominance shift in heart rate variability. In coccydynia, a 2022 RCT (n\u0026thinsp;=\u0026thinsp;46) demonstrated PRRT\u0026thinsp;+\u0026thinsp;hot pack caused more improvement than stretching\u0026thinsp;+\u0026thinsp;hot pack, with NPRS decreased from 5.56 to 1.73, DPQ from 129.96 to 38, and PFSD from 43s to 368s (all p\u0026thinsp;\u0026lt;\u0026thinsp;0.05). Last but not least, in medial tibial stress syndrome (MTSS), an immediate case series of 2024 (n\u0026thinsp;=\u0026thinsp;5) in college cheerleaders with Type II MTSS described pain relief, functional improvement, and complete return to activity during treatment\u003c/p\u003e"},{"header":"Discussion","content":"\u003cp\u003eExploring the available literature, one of the most observable trends is how rapidly many patients seem to improve after PRRT. We are not discussing about the moderate and gradual gains that commonly comes with strengthening or stretching regimens, but sometimes there are significant changes within a single treatment session or over just a few days.\u003c/p\u003e \u003cp\u003ePhysiologically, it has its impact on nervous system, not the muscle or joint. This technique targets on reflex at brainstem level, our bodies utilize to keep us safe from damage this can result in an noticeable reduction in overall movement and quality of life as individuals reports difficulty in performing daily activities. These conditions are normally treated by a combination of physiotherapy, awareness exercises, and possibly the application of medication to balance and heal.\u003c/p\u003e \u003cp\u003eThe soft, precise manual inputs of PRRT appear to provide the nervous system with some reboot signaling. PRRT not just improves mobility but also heals overall well-being by relieving pain and stress. Through this new information, the body develops a greater sense of balance and coordination in day-to-day life, eventually leading to improve physical performance and enhanced perception of the body. This improves mobility can prompt people to get more exercise, which guide to a healthier life and sharper mental acuity. Biomechanically, the technique has several effects: Less resting muscle tension means less compression through joints and less stress on tendons and ligaments.\u003c/p\u003e \u003cp\u003eImproved muscle coordination with the overactivity of reflexes decreased, muscles are able to fire in the right order once more, enhancing efficiency of movement.\u003c/p\u003e \u003cp\u003eIncreased movement variability rather than subjecting any tissue to repeated use of the same stiff, defensive movement patterns, the body has a more natural, variable movement pattern, which decreases overload upon any one tissue.\u003c/p\u003e \u003cp\u003eThe consequent pain changes are not merely due to \u0026ldquo;loosening tight muscles.\u0026rdquo; Decreased guarding reduces blood supply, chemical irritation to nerve endings, and warning signals to the brain. Simultaneously, relaxing the hyperactive reflexes probably triggers the body\u0026rsquo;s own pain- reducing mechanisms the descending inhibitory pathways which add to pain reduction.\u003c/p\u003e \u003cp\u003eFor instance, in the hamstring injury case series, the return to play in less than three days cannot be attributed to tissue healing alone. We can better understand PRRT if we think of it as turning off the neuromuscular system\u0026rsquo;s pain-limiting response \u0026ldquo;brake,\u0026rdquo; allowing the muscles to always work normally without this interruption.\u003c/p\u003e \u003cp\u003eThe essential lead here is that such fast effects, stimulating, may not always persist alone. A reflex can be settled in the short term, but if the movement patterns, imbalance in strength, or surrounding stresses are still present, the nervous system will revert to protection mode. That\u0026rsquo;s why most of the clinician\u0026rsquo;s point of view is that pairing PRRT with specific \u003csup\u003e\u003cspan citationid=\"CR1\" class=\"CitationRef\"\u003e1\u003c/span\u003e\u003c/sup\u003eexercise and movement retraining to educate the body in how to move without having that old protective reflex.\u003c/p\u003e \u003cp\u003eSummary, PRRT\u0026rsquo;s has the ability to rapidly \u0026ldquo;unlock\u0026rdquo; system without unnecessary guarding, restoring biomechanics, and breaking the pain arc. PRRT alone makes it a very powerful first line treatment in both acute injury and in chronic pain. The future job of research community\u0026rsquo;s will be to measure these changes more directly for example, tracking the muscle activity with EMG or evaluating movement patterns before and after.\u003c/p\u003e"},{"header":"Conclusion","content":"\u003cp\u003eThe Primal Reflex Release technique (PRRT), a superficial, neuro-based manual therapy method for treating musculoskeletal pain and dysfunction, is attracting clinical interest, as this review highlights. This study delivers a fresh, updated perspective on PRRT\u0026rsquo;s function in a variety of musculoskeletal conditions, including both acute sports injuries and chronic pain syndromes, by combining data from 2018 to 2025. The rapid decrease in pain and early improvement in function, which frequently happens more quickly than would be anticipated from healing-based tissue therapies alone, is a consistent finding across all included investigations. This implies that rather than directly affecting muscles or joints, PRRT may primarily function via lowering nervous system guarding and calming overactive defensive reflexes. This review places PRRT in the context of contemporary pain neuroscience and reflex modulation theories, connecting physiological reasoning with clinical facts. The data is limited by small sample size and brief follow-up periods, despite of better results. Well- designed, large-scale trials are essential to confirm effectiveness, standardize practices, and establish PRRT\u0026rsquo;s place in evidence based musculoskeletal rehabilitation\u003c/p\u003e"},{"header":"Declarations","content":"\u003ch2\u003eFunding Statement\u003c/h2\u003e\n\u003cp\u003eThis study was not funded or supported by any public, commercial, or non-profit funding bodies\u003c/p\u003e\n\u003ch2\u003eEthics and Consent to Participate declarations: \u003c/h2\u003e\n\u003cp\u003enot applicable\u003c/p\u003e\u003ch2\u003eAuthor Contribution\u003c/h2\u003e\u003cp\u003eDr Mrudula Sangaonkar, Dr Khyati Khade : conceptualized the study, designed the methodology, supervised the study and led the manuscript writing and final review. Chaitali Anil Nathani, Avantika Ganesh Madgulkar, Namrata Dhananjay Bansode : Assisted in literature review, data interpretation, and provided critical revisions of the manuscript. Dr. Tushar Palekar: contributed to proofreading, formatting, and reference management.\u003c/p\u003e"},{"header":"References","content":"\u003col\u003e\n\u003cli\u003eAlbertin ES, Walters M, May J, Baker RT, Nasypany A, Cheatham S. An exploratory case series analysis of the use of Primal Reflex Release Technique\u0026trade; to improve signs and symptoms of hamstring strain. \u003cem\u003eInternational Journal of Sports Physical Therapy\u003c/em\u003e. 2020;15(2):263\u0026ndash;273. \u003cstrong\u003eURL:\u003c/strong\u003ehttps://ijspt.scholasticahq.com/article/18558\u003c/li\u003e\n\u003cli\u003eRavat M, Mody V, Joshi M, Soni M. Comparison of Primal Reflex Release Technique and Positional Release Therapy on pain, functional ability and ankle range in patients with plantar fasciitis: An experimental study. \u003cem\u003eIndian Journal of Physiotherapy and Occupational Therapy\u003c/em\u003e. 2025;19(1). \u003cstrong\u003eURL:\u003c/strong\u003ehttps://medicopublication.com/index.php/ijpot/article/view/\u003c/li\u003e\n\u003cli\u003eKuriyal S, Rawat VS, Sharma A, Jha MK, Yadav R. Effectiveness of Primal Reflex Release Techniques (PRRT) on pain and disability in cervicogenic headache patients. \u003cem\u003eAfrican Journal of Biomedical Research\u003c/em\u003e. 2024;27(1s):1057\u0026ndash;1065. \u003cstrong\u003eDOI:\u003c/strong\u003ehttps://doi.org/10.53555/ajbr.v27i1s.1563\u003c/li\u003e\n\u003cli\u003eAmin N, Zulfqar DR, Ulvina, et al. Immediate effects of muscle energy technique (post-isometric relaxation) versus Primal Reflex Release Technique on hamstring tightness. \u003cem\u003eJournal of Population Therapeutics and Clinical Pharmacology\u003c/em\u003e. 2024;31(8):171\u0026ndash;177. \u003cstrong\u003eDOI:\u003c/strong\u003ehttps://doi.org/10.53555/jptcp.v31i8.7332\u003c/li\u003e\n\u003cli\u003eGreen S, Morogiello J, Fabian K, May J, Nasypany A. Treating medial tibial stress syndrome with Primal Reflex Release Technique: A case series. \u003cem\u003eClinical Practice in Athletic Training\u003c/em\u003e. 2024;7(4). \u003cstrong\u003eDOI:\u003c/strong\u003ehttps://doi.org/10.31622/2024/0007.04.7\u003c/li\u003e\n\u003cli\u003eDeshmukh MP, Patil AN, Baxi G. Immediate effect of Primal Reflex Release Technique on heart rate variability in chronic neck pain: A case report. \u003cem\u003eInternational Journal of Health Sciences and Research\u003c/em\u003e. 2021;11(6):157\u0026ndash;160. \u003cstrong\u003eURL:\u003c/strong\u003ehttps://www.ijhsr.org/IJHSR_Vol.11_Issue.6_June2021/IJHSR_Abstract.024.html\u003c/li\u003e\n\u003cli\u003eSeemal P, Ayub A, Dilshad M, et al. Comparing Primal Reflex Release Technique and stretching exercises on pain and function in coccydynia. \u003cem\u003eIranian Rehabilitation Journal\u003c/em\u003e. \u003cstrong\u003eURL:\u003c/strong\u003ehttps://irj.uswr.ac.ir/browse.php?a_id=1710\u0026amp;sid=1\u0026amp;slc_lang=en\u0026amp;html=1\u003c/li\u003e\n\u003c/ol\u003e"}],"fulltextSource":"","fullText":"","funders":[],"hasAdminPriorityOnWorkflow":false,"hasManuscriptDocX":true,"hasOptedInToPreprint":true,"hasPassedJournalQc":"","hasAnyPriority":true,"hideJournal":true,"highlight":"","institution":"","isAcceptedByJournal":false,"isAuthorSuppliedPdf":false,"isDeskRejected":"","isHiddenFromSearch":false,"isInQc":false,"isInWorkflow":false,"isPdf":false,"isPdfUpToDate":true,"isWithdrawnOrRetracted":false,"journal":{"display":true,"email":"[email protected]","identity":"researchsquare","isNatureJournal":false,"hasQc":true,"allowDirectSubmit":true,"externalIdentity":"","sideBox":"","snPcode":"","submissionUrl":"/submission","title":"Research Square","twitterHandle":"researchsquare","acdcEnabled":true,"dfaEnabled":false,"editorialSystem":"","reportingPortfolio":"","inReviewEnabled":false,"inReviewRevisionsEnabled":true},"keywords":"Reflex therapy, Manipulation methods, Musculoskeletal Conditions Pain management, Articular physiology, Rehabilitation method","lastPublishedDoi":"10.21203/rs.3.rs-8617488/v1","lastPublishedDoiUrl":"https://doi.org/10.21203/rs.3.rs-8617488/v1","license":{"name":"CC BY 4.0","url":"https://creativecommons.org/licenses/by/4.0/"},"manuscriptAbstract":"\u003cp\u003e\u003cb\u003eBackground\u003c/b\u003e\u003c/p\u003e \u003cp\u003ePrimal Reflex Release Technique is a manual therapy technique used to alter overactive reflexes in the purpose of reducing musculoskeletal pain and improving function. In spite of use in practice, evidence to support its effectiveness is still lacking.\u003c/p\u003e\u003cp\u003e\u003cb\u003eObjective\u003c/b\u003e\u003c/p\u003e \u003cp\u003eTo review peer-reviewed articles from 2018 to 2025 that measured against the effects of PRRT on MSK conditions.\u003c/p\u003e\u003cp\u003e\u003cb\u003eMethods\u003c/b\u003e\u003c/p\u003e \u003cp\u003eThis review followed PRISMA. Platform such as (PubMed, Scopus, Google Scholar, Web of Science) were searched for English language literature published between 2018 and 2025. Inclusion criteria were RCTs, case series, and case reports with MSK conditions, with outcome measure of pain, function, ROM, or return-to-activity time. Non-MSK disorders, non-PRRT treatments, non-peer-reviewed articles, and missing outcome reporting studies were excluded.\u003c/p\u003e\u003cp\u003e\u003cb\u003eResults\u003c/b\u003e\u003c/p\u003e \u003cp\u003e26 studies resulted from the initial search. After full-text evaluation, 17 were excluded (11 for missing data, 6 non-peer reviewed), leaving 8 studies for qualitative synthesis. Included studies comprised 3 RCTs, 4 case series, and 1 case report, involving various MSK conditions such as hamstring strain, coccydynia, cervicogenic headache, plantar fasciitis etc. In research studies, PRRT consistently demonstrated rapid decreases in pain, improvements in gain of function, and few, increased range of motion. RCTs established that PRRT was superior to, or at least as effective as, conventional interventions.\u003c/p\u003e\u003cp\u003e\u003cb\u003eConclusion\u003c/b\u003e\u003c/p\u003e \u003cp\u003ePRRT has short-term effects for pain control and improvement in function among various MSK disorders. Large, well-designed RCTs are now needed to validate efficacy and provide standardized regimens.\u003c/p\u003e","manuscriptTitle":"Exploring Primal Reflex Release Technique in Musculoskeletal Rehabilitation: A Comprehensive Review","msid":"","msnumber":"","nonDraftVersions":[{"code":1,"date":"2026-01-19 09:20:21","doi":"10.21203/rs.3.rs-8617488/v1","editorialEvents":[{"type":"communityComments","content":0}],"status":"published","journal":{"display":true,"email":"[email protected]","identity":"researchsquare","isNatureJournal":false,"hasQc":true,"allowDirectSubmit":true,"externalIdentity":"","sideBox":"","snPcode":"","submissionUrl":"/submission","title":"Research Square","twitterHandle":"researchsquare","acdcEnabled":true,"dfaEnabled":false,"editorialSystem":"","reportingPortfolio":"","inReviewEnabled":false,"inReviewRevisionsEnabled":true}}],"origin":"","ownerIdentity":"8b405cab-721e-427f-bd56-b24481198483","owner":[],"postedDate":"January 19th, 2026","published":true,"recentEditorialEvents":[],"rejectedJournal":[],"revision":"","amendment":"","status":"posted","subjectAreas":[],"tags":[],"updatedAt":"2026-01-20T08:28:42+00:00","versionOfRecord":[],"versionCreatedAt":"2026-01-19 09:20:21","video":"","vorDoi":"","vorDoiUrl":"","workflowStages":[]},"version":"v1","identity":"rs-8617488","journalConfig":"researchsquare"},"__N_SSP":true},"page":"/article/[identity]/[[...version]]","query":{"redirect":"/article/rs-8617488","identity":"rs-8617488","version":["v1"]},"buildId":"XKTyCvWXoU3ODBz1xrDgd","isFallback":false,"isExperimentalCompile":false,"dynamicIds":[84888],"gssp":true,"scriptLoader":[]}