Year: 2025 | Month: July | Volume: 15 | Issue: 7 | Pages: 172-180
DOI: https://doi.org/10.52403/ijhsr.20250721
Redefining Rehabilitation in Non-Specific Low Back Pain: A Shift from Isolated Stretching to Kinetic Chain Integration
Prachi Doshi1, Dr. Jafar Khan2, Dr. Renuka Jaiswal3, Dr. KM. Annamalai4
1M.P.Th. Scholar, 2Dean & HOD, 3Associate Professor, Pacific College of Physiotherapy, Pacific Medical University, Udaipur, Rajasthan, India,
4HOD, Apollo Hospital, Ahmedabad, Gujarat, India
Corresponding Author: Prachi Doshi
ABSTRACT
Background: The increasing prevalence of non-specific lower back pain (NSLBP) presents a major clinical challenge, particularly in sedentary and younger populations. Traditional physiotherapy has long relied on static hamstring stretching to address musculoskeletal limitations. However, emerging strategies like Kinetic Chain Activation (KCA) are reorienting rehabilitation approaches toward neuromuscular re-education and intersegmental control. This article introduces the theoretical and clinical framework of a recent comparative study examining static stretching versus KCA in NSLBP. It outlines the limitations of isolated muscle-lengthening techniques and underscores the growing clinical relevance of dynamic, whole-body interventions. As sedentary behaviors continue to affect spinal health, evidence-based innovations like KCA offer promising advancements in long-term functional recovery.
Objective: To introduce and conceptualize the clinical rationale behind integrating kinetic chain activation techniques into the rehabilitation of non-specific lower back pain (NSLBP), by contrasting them with conventional static hamstring stretching methods; and to advocate for a paradigm shift toward neuromuscular coordination and functional movement retraining in modern physiotherapy practice.
Methods: A randomized clinical trial was conducted with 60 participants (aged 25–50 years) 30 male and 30 female, clinically diagnosed with NSLBP. Subjects were randomly assigned to either Group A (static hamstring stretching) or Group B (kinetic chain activation technique), with 30 participants in each group. Group A received a protocol of passive static stretching targeting the hamstring muscles, performed thrice a week for four weeks. Group B underwent a structured kinetic chain activation regimen emphasizing lower limb muscle activation. Both groups received three sessions per week over four weeks. Pain intensity, functional disability and hamstrings muscle flexibility were assessed pre- and post-intervention using the Visual Analog Scale (VAS), the Oswestry Disability Index (ODI) and Popliteal Angle respectively. Data were statistically analysed using paired and unpaired t-tests, with a significance level set at p < 0.05.
Results: Both intervention groups showed statistically significant improvements in pain intensity (VAS), functional disability (ODI), and hamstring flexibility (popliteal angle) after four weeks of treatment (p < 0.001). While there was no significant difference between groups in post-treatment VAS and ODI scores (p > 0.05), the Kinetic Chain Activation group demonstrated slightly greater improvements in hamstring flexibility compared to the Static Stretching group. No significant gender-based differences were observed in outcomes.
Conclusion: Both static hamstring stretching and kinetic chain activation techniques are effective in reducing pain and disability in individuals with non-specific lower back pain. However, kinetic chain activation offers slightly superior improvements in hamstring flexibility, making it a more functionally sustainable approach in rehabilitation in individuals with mechanical LBP due to sedentary lifestyles without a history of trauma or structural pathology. It is simple to perform, does not require complex tools, and encourages proprioceptive re-education through muscle activity.
Key words: Hamstring Tightness, Kinetic Chain Activation, Static Stretching, Non-Specific Low Back Pain, Flexibility, Functional Ability, Oswestry Disability Index, Visual Analogue Scale.