{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Intensity+Interval+Training&page=9",
    "query": {
      "intervention": "High Intensity Interval Training",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 212,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Intensity+Interval+Training&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Intensity+Interval+Training&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T07:53:55.267Z",
  "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": "NCT03602170",
      "title": "Cardiovascular Effects of High-Intensity Interval Training (HIIT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Sedentary Adults With BP <140/90"
      ],
      "interventions": [
        {
          "name": "High-Intensity Interval Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Moderate-Intensity Continuous Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Delaware",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "44 Years",
        "sex": "ALL",
        "summary": "20 Years to 44 Years"
      },
      "enrollment_count": 20,
      "start_date": "2017-03-30",
      "completion_date": "2018-11-06",
      "has_results": false,
      "last_update_posted_date": "2019-04-26",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Newark, Delaware",
      "locations": [
        {
          "city": "Newark",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03602170"
    },
    {
      "nct_id": "NCT01987388",
      "title": "Metabolic Flexibility as a Biomarker of Adaptation to Diet and Exercise Challenges",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "High Intensity Exercise",
          "type": "OTHER"
        },
        {
          "name": "Low Intensity Exercise",
          "type": "OTHER"
        },
        {
          "name": "High Carbohydrate Beverage",
          "type": "OTHER"
        },
        {
          "name": "High Fat Beverage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "USDA Beltsville Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "22 Years to 35 Years"
      },
      "enrollment_count": 16,
      "start_date": "2012-12",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2017-05-31",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01987388"
    },
    {
      "nct_id": "NCT07572266",
      "title": "Adjuvant Nitrate to Boost Exercise-induced Health Benefits in Older Adults",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging",
        "Aging Well",
        "Healthy Aging"
      ],
      "interventions": [
        {
          "name": "Nitrate enriched beetroot juice",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Nitrate depleted beetroot juice",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "12 week of combined exercise training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Florida Institute for Human and Machine Cognition",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 226,
      "start_date": "2026-11",
      "completion_date": "2031-05",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Pensacola, Florida",
      "locations": [
        {
          "city": "Pensacola",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07572266"
    },
    {
      "nct_id": "NCT07222345",
      "title": "Feasibility of High Intensity Interval Training in Survivors of Childhood, Adolescent, and Young Adult Hodgkin Lymphoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Training (HIIT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "10 Years to 25 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-06-08",
      "completion_date": "2029-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07222345"
    },
    {
      "nct_id": "NCT04293367",
      "title": "Fuel Utilization, Diet Composition, and Exercise in African American Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Diabetes",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Training (HIIT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 40 Years · Female only"
      },
      "enrollment_count": 28,
      "start_date": "2009-06-01",
      "completion_date": "2013-11-20",
      "has_results": false,
      "last_update_posted_date": "2020-03-03",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04293367"
    },
    {
      "nct_id": "NCT05918263",
      "title": "Exercise for Tumor Suppressive Impact in Men With Prostate Cancer at High-Risk of Progression on Active Surveillance: The REMOVE Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer",
        "Prostatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "High-Intensity Interval Training Exercise Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 68,
      "start_date": "2024-01-01",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 4,
      "location_summary": "Boston, Massachusetts • Seattle, Washington",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05918263"
    },
    {
      "nct_id": "NCT03335332",
      "title": "High Intensity Exercise for Increasing Fitness in Patients With Hypertrophic Cardiomyopathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertrophic Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "High intensity exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Moderate intensity exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 29,
      "start_date": "2018-01-31",
      "completion_date": "2022-12-20",
      "has_results": false,
      "last_update_posted_date": "2023-02-28",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03335332"
    },
    {
      "nct_id": "NCT05988606",
      "title": "Work Rate Adjustments During a High-intensity Interval Training on a Stationary Bike in a Hot and Temperate Environment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High-Intensity Interval Training",
        "Heat"
      ],
      "interventions": [
        {
          "name": "15 minutes of high-intensity interval training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "43 minutes of high-intensity interval training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hot environment",
          "type": "OTHER"
        },
        {
          "name": "Temperate environment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Alabama, Tuscaloosa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 7,
      "start_date": "2021-05-12",
      "completion_date": "2021-11-14",
      "has_results": false,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Tuscaloosa, Alabama",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05988606"
    },
    {
      "nct_id": "NCT03438968",
      "title": "Women in Cardiac Rehabilitation: Optimizing the Training Response",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise Training",
        "Coronary Artery Disease",
        "Women",
        "Cardiac Rehabilitation"
      ],
      "interventions": [
        {
          "name": "Exercise training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2017-08-24",
      "completion_date": "2019-04-30",
      "has_results": false,
      "last_update_posted_date": "2018-02-20",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03438968"
    },
    {
      "nct_id": "NCT07745270",
      "title": "High-Intensity Functional Training (HIFT) vs Moderate-Intensity Continuous Training (MICT) in College Students",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise"
      ],
      "interventions": [
        {
          "name": "High-Intensity Functional Training (HIFT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Moderate-Intensity Continuous Training (MICT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "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": 90,
      "start_date": "2026-09",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-10-18T07:53:55.267Z",
      "location_count": 1,
      "location_summary": "Coral Gables, Florida",
      "locations": [
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07745270"
    }
  ]
}