{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Soccer+Heading",
    "query": {
      "intervention": "Soccer Heading"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Soccer+Heading&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T08:03:50.707Z",
  "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": "NCT04919707",
      "title": "Youth Soccer Header Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Injuries"
      ],
      "interventions": [
        {
          "name": "Header Session",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MRI Session",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 35,
      "start_date": "2021-08-16",
      "completion_date": "2021-12-20",
      "has_results": false,
      "last_update_posted_date": "2022-01-04",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04919707"
    },
    {
      "nct_id": "NCT05236127",
      "title": "The Effect of Intermittent Fasting on Acute Subconcussive Head Impacts",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sports Injury",
        "Intermittent Fasting"
      ],
      "interventions": [
        {
          "name": "Soccer Heading",
          "type": "OTHER"
        },
        {
          "name": "Intermittent Fasting",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana 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": 40,
      "start_date": "2022-01-23",
      "completion_date": "2022-08-31",
      "has_results": false,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05236127"
    },
    {
      "nct_id": "NCT04810130",
      "title": "Physiological Effects of Soccer Heading",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Repeated Head Impacts"
      ],
      "interventions": [
        {
          "name": "Soccer Kicking",
          "type": "OTHER"
        },
        {
          "name": "Soccer Heading (Frontal)",
          "type": "OTHER"
        },
        {
          "name": "Soccer Heading (Oblique)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "13 Years to 18 Years"
      },
      "enrollment_count": 27,
      "start_date": "2020-12-15",
      "completion_date": "2021-12-19",
      "has_results": false,
      "last_update_posted_date": "2022-11-10",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04810130"
    },
    {
      "nct_id": "NCT05457023",
      "title": "Plasma Neurofilament Light and Its Relationship With Omega-3 Status and Soccer Heading in Women Soccer Players",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Brain Trauma"
      ],
      "interventions": [
        {
          "name": "Plasma Neurofilament Light (NF-L)",
          "type": "OTHER"
        },
        {
          "name": "Omega-3 Index",
          "type": "OTHER"
        },
        {
          "name": "HeadCount Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 25 Years · Female only"
      },
      "enrollment_count": 27,
      "start_date": "2022-07-28",
      "completion_date": "2023-11-09",
      "has_results": false,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05457023"
    },
    {
      "nct_id": "NCT04624152",
      "title": "The Role of Hypoxia on Subconcussive Head Impacts",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Trauma, Brain"
      ],
      "interventions": [
        {
          "name": "Soccer heading",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 10,
      "start_date": "2018-10-22",
      "completion_date": "2019-05-01",
      "has_results": false,
      "last_update_posted_date": "2020-11-10",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04624152"
    },
    {
      "nct_id": "NCT07010887",
      "title": "RHI Interval Effects on Brain Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Repetitive Head Impacts"
      ],
      "interventions": [
        {
          "name": "Short Interval",
          "type": "OTHER"
        },
        {
          "name": "Long Interval",
          "type": "OTHER"
        },
        {
          "name": "BrainScope qEEG",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "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": 102,
      "start_date": "2025-08-05",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07010887"
    },
    {
      "nct_id": "NCT04880304",
      "title": "Effects of Subconcussive Head Impacts on Neural Integrity and Function in ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sport Injury",
        "Attention-deficit/Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Soccer Heading",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 69,
      "start_date": "2021-03-15",
      "completion_date": "2022-03-15",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04880304"
    },
    {
      "nct_id": "NCT03488381",
      "title": "Effects of Soccer Heading on Ocular-motor Function and Blood Biomarker",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Trauma, Head"
      ],
      "interventions": [
        {
          "name": "Soccer Heading",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 45,
      "start_date": "2017-08-01",
      "completion_date": "2019-04-09",
      "has_results": false,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03488381"
    },
    {
      "nct_id": "NCT01897467",
      "title": "Effect of a Wii Fit Intervention on Components of Fall Risk in Middle-aged Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Falls",
        "Osteopenia"
      ],
      "interventions": [
        {
          "name": "Wii Fit",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wait-List Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Arizona State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 60 Years · Female only"
      },
      "enrollment_count": 24,
      "start_date": "2013-08",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2016-01-08",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01897467"
    },
    {
      "nct_id": "NCT06736925",
      "title": "Omega-3 Fatty Acids and Subconcussive Head Impacts",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Subconcussive Head Impact",
        "Omega-3 Fatty Acids"
      ],
      "interventions": [
        {
          "name": "Omega-3 Fatty Acids (EPA plus DHA)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Organic soybean oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Soccer Heading Model",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Indiana 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": 208,
      "start_date": "2025-02-28",
      "completion_date": "2029-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-09-05T08:03:50.707Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06736925"
    }
  ]
}