{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hamstring+Muscle+Strength",
    "query": {
      "condition": "Hamstring Muscle Strength"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T00:18:15.651Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03044106",
      "title": "Cranial Laser Reflex Technique for Hamstring Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hamstring Injury",
        "Muscle Tone Increased",
        "Muscle Pain",
        "Muscle Weakness"
      ],
      "interventions": [
        {
          "name": "CLRT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 44,
      "start_date": "2017-03-04",
      "completion_date": "2017-07-31",
      "has_results": true,
      "last_update_posted_date": "2019-02-12",
      "last_synced_at": "2026-07-24T00:18:15.651Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03044106"
    },
    {
      "nct_id": "NCT06430879",
      "title": "Performance Output With Haptics - Evaluating Athlete Response and Unrealized Potential",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscle Strength",
        "Muscle Weakness"
      ],
      "interventions": [
        {
          "name": "VICTORY PATCH",
          "type": "DEVICE"
        },
        {
          "name": "Sham Patch without VTT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "SuperPatch Limited LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-07-10",
      "completion_date": "2024-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-07-24T00:18:15.651Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06430879"
    },
    {
      "nct_id": "NCT07094971",
      "title": "Pure Impact Treatment to Strengthen and Tone Abdomen, Quadriceps and Glutes Muscles",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscle Tone",
        "Muscle Strength"
      ],
      "interventions": [
        {
          "name": "Pure Impact",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sofwave Medical LTD",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "25 Years to 60 Years"
      },
      "enrollment_count": 44,
      "start_date": "2025-07-11",
      "completion_date": "2026-07-10",
      "has_results": false,
      "last_update_posted_date": "2025-08-03",
      "last_synced_at": "2026-07-24T00:18:15.651Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07094971"
    },
    {
      "nct_id": "NCT07721220",
      "title": "Acute Effects of Neurodynamics on Strength and Endurance in Athletes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sciatic Leg Pain",
        "Hamstring Muscle Tightness",
        "Hamstring Muscle Strain",
        "Hamstring Muscle Strength",
        "Hamstring Injuries",
        "Hamstring Injury Prevention",
        "Hamstring Rupture",
        "Sciatic Nerve Injury",
        "Sciatic Radiculopathy",
        "Lumbar Disc Herniation With Radiculopathy",
        "Lumbar Disc Herniation"
      ],
      "interventions": [
        {
          "name": "Sciatic Slider",
          "type": "OTHER"
        },
        {
          "name": "Sciatic Tensioner",
          "type": "OTHER"
        },
        {
          "name": "Mechanically loaded neurodynamic sciatic floss",
          "type": "OTHER"
        },
        {
          "name": "Elastic Resistance Band",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "High Point University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 45,
      "start_date": "2026-06-15",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-07-24T00:18:15.651Z",
      "location_count": 1,
      "location_summary": "High Point, North Carolina",
      "locations": [
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07721220"
    },
    {
      "nct_id": "NCT07716319",
      "title": "Comparison Between Eccentric Hamstring Training and Sprint-Specific Training",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Adult",
        "Athlete",
        "Exercise Training",
        "Sport",
        "Running",
        "Ultrasound Imaging"
      ],
      "interventions": [
        {
          "name": "RDL",
          "type": "OTHER"
        },
        {
          "name": "NHE",
          "type": "OTHER"
        },
        {
          "name": "Sprint testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 90,
      "start_date": "2026-09",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-07-24T00:18:15.651Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07716319"
    },
    {
      "nct_id": "NCT05455346",
      "title": "Eccentric Training Effects on Hamstrings Structure, Strength, and Sprint Performance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise Training",
        "Sport",
        "Running",
        "Ultrasound Imaging",
        "Elastography",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ultrasound imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Hamstring Eccentric Strength Testing",
          "type": "OTHER"
        },
        {
          "name": "Maximal 60 m Sprint",
          "type": "OTHER"
        },
        {
          "name": "Romanian Deadlift",
          "type": "OTHER"
        },
        {
          "name": "Nordic hamstring exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 32,
      "start_date": "2022-12-02",
      "completion_date": "2023-12-08",
      "has_results": false,
      "last_update_posted_date": "2023-12-21",
      "last_synced_at": "2026-07-24T00:18:15.651Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05455346"
    }
  ]
}