{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High-Intensity+Interval+Cycling&page=2",
    "query": {
      "intervention": "High-Intensity Interval Cycling",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High-Intensity+Interval+Cycling&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-16T21:05:13.895Z",
  "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": "NCT06298734",
      "title": "High-Intensity Exercise and High-Fiber Diet for Immunotherapy Outcomes in Melanoma Patients: The DUO Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Melanoma (Skin)",
        "Skin Cancer",
        "Advanced Melanoma"
      ],
      "interventions": [
        {
          "name": "Exercise Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diet 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": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2024-07-01",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Seattle, Washington",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06298734"
    },
    {
      "nct_id": "NCT05740839",
      "title": "High-Intensity Interval Exercise in Young Adult Survivors of Pediatric Brain Tumors: A Pilot Feasibility Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric Brain Tumor"
      ],
      "interventions": [
        {
          "name": "HIIT Exercise Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-12-04",
      "completion_date": "2027-09-24",
      "has_results": false,
      "last_update_posted_date": "2026-02-24",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05740839"
    },
    {
      "nct_id": "NCT05542758",
      "title": "High-Intensity Interval Training for Older Adults",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age-Related Sarcopenia"
      ],
      "interventions": [
        {
          "name": "Total Body HIIT Program",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Creighton University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "65 Years to 95 Years"
      },
      "enrollment_count": 60,
      "start_date": "2023-03-01",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2024-07-16",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05542758"
    },
    {
      "nct_id": "NCT04774484",
      "title": "High-Intensity Interval Training and Regulatory T Cells",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "End Stage Renal Disease"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Francesc Marti",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 0,
      "start_date": "2023-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-02-14",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04774484"
    },
    {
      "nct_id": "NCT03545867",
      "title": "Energetic Response to Feeding and Exercise in SCI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "Seated control (CON)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Moderate intensity continuous (MICT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High intensity interval training (HIIT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Circuit resistance training (CRT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Liquid Meal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2018-02-28",
      "completion_date": "2018-09-30",
      "has_results": false,
      "last_update_posted_date": "2020-06-19",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03545867"
    },
    {
      "nct_id": "NCT03810963",
      "title": "FES Cycling and Nutritional Counseling for Battling Obesity After SCI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "HIIT-FES Cycling combined with Nutritional Counseling",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Nutritional Counseling Only",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "OTHER"
      ],
      "sponsor": "William Carey University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 15,
      "start_date": "2017-05-01",
      "completion_date": "2019-05-01",
      "has_results": false,
      "last_update_posted_date": "2019-10-04",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Hattiesburg, Mississippi",
      "locations": [
        {
          "city": "Hattiesburg",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03810963"
    },
    {
      "nct_id": "NCT05295719",
      "title": "Combining HIIT and n-3 PUFA to Reduce Inflammation and Improve Metabolic Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Inflammation",
        "Human Microbiome",
        "Insulin Resistance",
        "Dyslipidemias"
      ],
      "interventions": [
        {
          "name": "Omega-3 polyunsaturated fatty acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High-Intensity Interval Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Safflower oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low-intensity training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 129,
      "start_date": "2022-09-01",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05295719"
    },
    {
      "nct_id": "NCT04071548",
      "title": "The Effect of Exercise on Muscle Dysfunction in Cystinosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystinosis"
      ],
      "interventions": [
        {
          "name": "HIIT Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 9,
      "start_date": "2023-01-26",
      "completion_date": "2024-05-15",
      "has_results": false,
      "last_update_posted_date": "2024-10-02",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04071548"
    },
    {
      "nct_id": "NCT03152110",
      "title": "Feasibility of HIIT in Spinal Cord Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injuries",
        "Spinal Cord Diseases"
      ],
      "interventions": [
        {
          "name": "HIIT",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2018-01-02",
      "completion_date": "2019-08-31",
      "has_results": true,
      "last_update_posted_date": "2020-11-04",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03152110"
    },
    {
      "nct_id": "NCT04724499",
      "title": "Improving Cognitive Function Through High-intensity Interval Training in Breast Cancer Patients Undergoing Chemotherapy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Chemotherapy Effect",
        "Exercise Therapy",
        "Cognitive Change"
      ],
      "interventions": [
        {
          "name": "High-Intensity Intervals Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "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": 30,
      "start_date": "2021-07-14",
      "completion_date": "2027-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-16T21:05:13.895Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04724499"
    }
  ]
}