{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=High-Intensity+Interval+Training",
    "query": {
      "condition": "High-Intensity Interval Training"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 99,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=High-Intensity+Interval+Training&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T22:22:52.604Z",
  "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": "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": "2026-07-23T22:22:52.604Z",
      "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": "NCT05529498",
      "title": "High Intensity Interval Gait Training in Multiple Sclerosis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis,Gait, Exercise"
      ],
      "interventions": [
        {
          "name": "Moderate paced continuous gait training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High Intensity Interval gait training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "City University of New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2022-09-02",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-09-07",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05529498"
    },
    {
      "nct_id": "NCT06976060",
      "title": "High-Intensity Interval Training in a Community Gym",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age-related Strength Loss"
      ],
      "interventions": [
        {
          "name": "High-Intensity Interval Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Creighton University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "50 Years to 95 Years"
      },
      "enrollment_count": 6,
      "start_date": "2025-06-03",
      "completion_date": "2025-08-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-22",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06976060"
    },
    {
      "nct_id": "NCT04449016",
      "title": "Effect of Ethnicity on Changes in VO2max and Cardiac Output in Response to Short-Term High Intensity Interval Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Improved VO2max and Cardiac Output in Response to Training"
      ],
      "interventions": [
        {
          "name": "High intensity interval training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "California State University, San Marcos",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 22,
      "start_date": "2017-06-01",
      "completion_date": "2020-03-23",
      "has_results": false,
      "last_update_posted_date": "2020-06-26",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 1,
      "location_summary": "San Marcos, California",
      "locations": [
        {
          "city": "San Marcos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04449016"
    },
    {
      "nct_id": "NCT06059872",
      "title": "Biomarkers of Reaction To HIIT Exercise",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Stroke Rehabilitation",
        "Lower Extremity Weakness, Spastic",
        "Walking, Difficulty"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Training (HIIT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 55,
      "start_date": "2024-01-01",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06059872"
    },
    {
      "nct_id": "NCT04664101",
      "title": "REmotely Monitored, Mobile Health-Supported High Intensity Interval Training After COVID-19 Critical Illness (REMM-HIIT-COVID-19)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19",
        "Critical Illness",
        "High Intensity Interval Training",
        "ICU",
        "Intensive Care Units",
        "Fitness Trackers"
      ],
      "interventions": [
        {
          "name": "REmotely Monitored, Mhealth (REMM) supported High Intensity Interval Training (HIIT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2022-03-02",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-18",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Nashville, Tennessee",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04664101"
    },
    {
      "nct_id": "NCT05274022",
      "title": "Rehabilitation Strategies to Improve Outcomes For Patients With a Lower Extremity Fracture",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Femoral Fracture",
        "Tibial Fractures"
      ],
      "interventions": [
        {
          "name": "Standard of Care Physical Therapy Program",
          "type": "OTHER"
        },
        {
          "name": "Speed Walking Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brian W. Noehren",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 66,
      "start_date": "2022-03-03",
      "completion_date": "2025-12-18",
      "has_results": false,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 2,
      "location_summary": "Lexington, Kentucky • Nashville, Tennessee",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05274022"
    },
    {
      "nct_id": "NCT06576817",
      "title": "High-intensity Interval Circuit Training in People With Parkinson Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "High intensity circuit exercise class - Lower and upper extremity",
          "type": "OTHER"
        },
        {
          "name": "High intensity circuit exercise class - Lower extremity alone",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pacific Northwest University of Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 64,
      "start_date": "2024-02-15",
      "completion_date": "2025-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 1,
      "location_summary": "Yakima, Washington",
      "locations": [
        {
          "city": "Yakima",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06576817"
    },
    {
      "nct_id": "NCT07130539",
      "title": "Mediterranean-DASH Intervention for Neurodegenerative Delay and High-Intensity Interval Training in Adults With Hypertension",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension (HTN)",
        "Obesity &Amp; Overweight",
        "Sedentary"
      ],
      "interventions": [
        {
          "name": "MIND HIIT",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Texas Woman's University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "74 Years",
        "sex": "ALL",
        "summary": "18 Years to 74 Years"
      },
      "enrollment_count": 10,
      "start_date": "2025-03-11",
      "completion_date": "2025-12-25",
      "has_results": false,
      "last_update_posted_date": "2025-08-19",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07130539"
    },
    {
      "nct_id": "NCT02356900",
      "title": "Hyperbaric VO2max Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Exercise Training"
      ],
      "interventions": [
        {
          "name": "Hyperoxic hyperbaric interval exercise training",
          "type": "PROCEDURE"
        },
        {
          "name": "Normoxic, normobaric, interval exercise training",
          "type": "PROCEDURE"
        },
        {
          "name": "Oxygen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Duke 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": 25,
      "start_date": "2015-02",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2017-05-17",
      "last_synced_at": "2026-07-23T22:22:52.604Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02356900"
    }
  ]
}