[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"hamstring-tightness\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:hamstring-tightness":27},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,3,0,[8,58,90],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":15,"eligibilityCriteria":16,"healthyVolunteers":17,"sex":18,"minAge":19,"maxAge":20,"enrollmentInfo":21,"targetDuration":4,"studyType":24,"phases":4,"briefSummary":25,"conditions":26,"keywords":31,"overallStatus":45,"whyStopped":4,"lastUpdateSubmitDate":46,"lastUpdatePostDateStruct":47,"startDateStruct":50,"completionDateStruct":52,"leadSponsor":54,"locationsCount":57},"100645326","hamstring-tightness-and-lumbar-lordosis-angle-across-functional-sitting-postures-100645326",false,"NCT07682142","HAMSTRING TIGHTNESS AND LUMBAR LORDOSIS ANGLE ACROSS FUNCTIONAL SITTING POSTURES","CORRELATION BETWEEN HAMSTRING TIGHTNESS AND LUMBAR LORDOSIS ANGLE ACROSS FUNCTIONAL SITTING POSTURES IN SEDENTARY ADULTS.","LLA-HT","Inclusion Criteria:\n\n* Healthy adults aged 18-45 years.\n* Sedentary occupation requiring \\> 6 hours of sitting per day.\n* Active Knee Extension (AKE) angle \\>15°.\n* Bilateral hamstring tightness.\n* Sedentary individual as determined by IPAQ (MET≤ 600 min\u002Fweek).\n* Asymptomatic for low back pain at the time of testing.\n\nExclusion Criteria:\n\n* History of significant low back pain requiring medical treatment in the past 12 months.\n* Previous spinal surgery or structural spinal deformities.\n* Lower extremity injury or surgery within the past 6 months.\n* Neurological disorders affecting sensation or movement.\n* Pregnant female or get birth in the last year.\n* Body mass index (BMI) ≥ 30 kg\u002Fm².\n* postural deviations resulting from shortening of the iliopsoas and erector spinae or insufficiency of the core stabilizers and hip extensors",true,"ALL","18 Years","45 Years",{"count":22,"type":23},110,"ESTIMATED","OBSERVATIONAL","The goal of this observational study is to learn about the relationship between hamstring tightness and the lumbar lordosis angle in sedentary adults across different sitting postures. The main question it aims to answer is:\n\nIs hamstring tightness related to the lumbar lordosis angle across three functional sitting postures (upright, slumped, and forward-leaning)? It also asks whether hamstring tightness differs between men and women, whether it differs between the dominant and non-dominant leg, and whether the lumbar lordosis angle differs between men and women across the three postures.\n\nParticipants will have their hamstring tightness measured with the Active Knee Extension test and their lumbar lordosis angle measured with a bubble inclinometer while sitting in each of the three postures.",[27,28,29,30],"Hamstring Tightness","Lumbar Lordosis","Sedentary Behavior","Posture Sitting Position",[32,33,34,35,36,37,38,39,40,41,42,43,44],"Hamstring tightness","Lumbar lordosis","Sitting posture","Functional sitting postures","Sedentary adults","Active Knee Extension test","AKE test","bubble inclinometer","Pelvic tilt","Lumbopelvic rhythm","Limb dominance","Posterior pelvic tilt","Spinopelvic alignment","NOT_YET_RECRUITING","2026-06-27",{"date":48,"type":49},"2026-07-02","ACTUAL",{"date":51,"type":23},"2026-08-01",{"date":53,"type":23},"2026-12-01",{"name":55,"class":56},"Cairo University","OTHER",1,{"id":59,"slug":60,"hasResults":11,"nctId":61,"briefTitle":62,"officialTitle":63,"acronym":4,"eligibilityCriteria":64,"healthyVolunteers":11,"sex":18,"minAge":19,"maxAge":65,"enrollmentInfo":66,"targetDuration":4,"studyType":68,"phases":69,"briefSummary":71,"conditions":72,"keywords":74,"overallStatus":45,"whyStopped":4,"lastUpdateSubmitDate":81,"lastUpdatePostDateStruct":82,"startDateStruct":84,"completionDateStruct":86,"leadSponsor":88,"locationsCount":57},"100643608","foam-roller-versus-self-performed-neurodynamic-sliding-in-people-with-hamstring-tightness-and-low-back-pain-history-100643608","NCT07627581","Foam Roller Versus Self-Performed Neurodynamic Sliding in People With Hamstring Tightness and Low Back Pain History","Effects of Self-Myofascial Release With Foam Roller Versus Self-Performed Neurodynamic Sliding on Hamstring Flexibility in People With Hamstring Tightness and a History of Low Back Pain: A Randomized Pilot Clinical Trial","Inclusion Criteria:\n\n* Men and women aged 16 years or older.\n* History of non-specific low back pain during the previous three months and\u002For recurrent or chronic non-specific low back pain.\n* Limited hamstring flexibility, defined as hamstring tightness with 75 degrees or less of hip flexion with knee extension during the Straight Leg Raise test.\n* No previous surgery involving the spine or lower limb.\n* No hamstring stretching exercises performed in the weeks prior to participation.\n* Ability and willingness to provide informed consent.\n* Availability to perform both self-administered physiotherapy techniques according to the study protocol.\n\nExclusion Criteria:\n\n* Pregnancy or breastfeeding.\n* History of hamstring muscle or tendon injury during the previous year.\n* Lumbar or lower-limb neurological deficits.\n* Lower-limb length discrepancy.\n* Specific spinal pathology, including tumor, infection, fracture, or inflammatory disease.\n* History of lumbar disc herniation.\n* History of whiplash injury.\n* Any contraindication to physical exercise.\n* Menstrual pain at the time of assessment or intervention.\n* Scheduled surgery during the intervention or follow-up period.\n* History of cardiac disease.\n* Incomplete or incorrectly completed questionnaires or missing assessment data.\n* Refusal to complete part or all of the study intervention.\n* Development of a low back pain episode during the study intervention.","65 Years",{"count":67,"type":23},30,"INTERVENTIONAL",[70],"NA","This randomized crossover pilot clinical trial evaluated the effects of two self-administered physiotherapy techniques in people with hamstring tightness and a history of non-specific low back pain.\n\nParticipants were randomly assigned to one of two treatment sequences. One sequence performed self-myofascial release using a foam roller first, followed by a one-month washout period, and then performed a self-administered neurodynamic sliding technique. The other sequence performed the neurodynamic sliding technique first, followed by a one-month washout period, and then performed the foam roller intervention.\n\nThe main objective of the study was to compare the effects of both interventions on hamstring flexibility. Secondary outcomes included active knee extension range of motion, dynamic balance, pressure pain threshold, hamstring and gluteus maximus strength, and low back pain intensity.",[73,27],"Low Back Pain",[75,76,77,78,79,80],"foam roller","Self-myofascial release","Neurodynamic sliding","Hamstring flexibility","Low back pain","Crossover trial","2026-06-04",{"date":83,"type":49},"2026-06-08",{"date":85,"type":23},"2026-06",{"date":87,"type":23},"2026-08",{"name":89,"class":56},"Universidad Pontificia de Salamanca",{"id":91,"slug":92,"hasResults":11,"nctId":93,"briefTitle":94,"officialTitle":95,"acronym":4,"eligibilityCriteria":96,"healthyVolunteers":11,"sex":18,"minAge":97,"maxAge":98,"enrollmentInfo":99,"targetDuration":4,"studyType":68,"phases":100,"briefSummary":101,"conditions":102,"keywords":104,"overallStatus":109,"whyStopped":4,"lastUpdateSubmitDate":110,"lastUpdatePostDateStruct":111,"startDateStruct":113,"completionDateStruct":115,"leadSponsor":117,"locationsCount":57},"100573813","comparative-effects-of-dry-needling-versus-soft-tissue-mobilization-on-hamstring-tightness-100573813","NCT06751160","Comparative Effects of Dry Needling Versus Soft Tissue Mobilization on Hamstring Tightness","Comparative Effects of Dry Needling Versus Soft Tissue Mobilization on Hamstring Tightness in Chronic Low Back Pain","Inclusion Criteria:\n\n* Reduction in active knee extension test \\>25\n* Current back pain between 4 to 6 on Numeric Pain Rating scale\n* Low back pain for at least 12weeks0r 6 months\n\nExclusion Criteria:\n\n* Subjects using anticoagulants and having vascular diseases\n* Subjects with needle phobia and allergic to metals\n* Subjects with cognitive impairment\n* History of fracture in lumbar region\n* History of systemic diseases e.g. cancer or systemic joint pathologies\n* History of congestive heart failure in past 24 months\n* Subjects have used medications like narcotics or Muscle relaxants 30 days before enrolment into study","20 Years","40 Years",{"count":67,"type":23},[70],"The hamstring tightness is considered as the inability to achieve knee extension greater than 160 degrees while hip is flexed at 90 degrees. When low back pain (LBP) persists for 12 weeks or longer, it is termed as chronic low back pain. The objective of study is to see the effect of dry needling versus soft tissue mobilization on hamstring muscle on pain, range of motion and functionality in patients with chronic low back pain.",[27,103],"Chronic Low-back Pain",[105,106,107,27,108],"Chronic Low Back Pain","Disability","Dry Needling","Soft Tissue Mobilization","RECRUITING","2024-12-20",{"date":112,"type":49},"2024-12-27",{"date":114,"type":49},"2024-07-15",{"date":116,"type":23},"2025-01-30",{"name":118,"class":56},"Riphah International University"]