{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cardiorespiratory+fitness+training",
    "query": {
      "intervention": "Cardiorespiratory fitness training"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 43,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cardiorespiratory+fitness+training&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T04:12:55.736Z",
  "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": "NCT06953648",
      "title": "Remotely Monitored, Mobile Health-supported, High Intensity Interval Training Before Hematopoietic Stem Cell Transplant",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic Stem Cell Transplantation",
        "Cardiorespiratory Fitness"
      ],
      "interventions": [
        {
          "name": "High Intensity Interval Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas 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": 126,
      "start_date": "2025-05",
      "completion_date": "2030-03",
      "has_results": false,
      "last_update_posted_date": "2025-05-01",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 3,
      "location_summary": "Kansas City, Kansas • Durham, North Carolina • Houston, Texas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06953648"
    },
    {
      "nct_id": "NCT06471569",
      "title": "Role of Aging and Individual Variation in Exercise Training Responsiveness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prediabetic State",
        "Cardiovascular Diseases",
        "Insulin Resistance",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Low/Mod",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High/Mod",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High/Vig",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "60 Years to 90 Years"
      },
      "enrollment_count": 9,
      "start_date": "2025-04-02",
      "completion_date": "2026-05-29",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06471569"
    },
    {
      "nct_id": "NCT05000502",
      "title": "Exercise, Gut Microbiome, and Breast Cancer: Increasing Reach to Underserved Populations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Female Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Home-based exercise intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 48,
      "start_date": "2021-09-01",
      "completion_date": "2024-01-31",
      "has_results": false,
      "last_update_posted_date": "2024-03-22",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05000502"
    },
    {
      "nct_id": "NCT07328568",
      "title": "Effect of Low Volume Sprint Interval Training on Cardiorespiratory Fitness",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inactivity, Physical",
        "Overweight (BMI > 25)",
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "High intensity interval training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "California State University, San Marcos",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 60,
      "start_date": "2025-11-05",
      "completion_date": "2028-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "San Marcos, California",
      "locations": [
        {
          "city": "San Marcos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07328568"
    },
    {
      "nct_id": "NCT03800342",
      "title": "Recovery, Fatigability, and Proteomic Response to Aerobic Exercise Training in Healthy Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adult",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "George Mason University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 21,
      "start_date": "2019-01-22",
      "completion_date": "2019-04-24",
      "has_results": false,
      "last_update_posted_date": "2019-05-16",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Fairfax, Virginia",
      "locations": [
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03800342"
    },
    {
      "nct_id": "NCT05619211",
      "title": "Piloting Movement-to-Music With Arm-based Sprint-Intensity Interval Training Among Children With Physical Disabilities",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cerebral Palsy"
      ],
      "interventions": [
        {
          "name": "Sprint-Intensity Interval Training with Telecoaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 42,
      "start_date": "2023-09-29",
      "completion_date": "2025-12-18",
      "has_results": true,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Homewood, Alabama",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05619211"
    },
    {
      "nct_id": "NCT02892331",
      "title": "Effects of Exercise Training Intensity on Fitness and Insulin Sensitivity in African Americans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Insulin Resistance",
        "Sedentary Lifestyle"
      ],
      "interventions": [
        {
          "name": "Moderate intensity exercise training (MOD-INT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High Intensity exercise training (HI-INT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "East Carolina University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "35 Years to 65 Years"
      },
      "enrollment_count": 52,
      "start_date": "2016-10",
      "completion_date": "2021-08",
      "has_results": true,
      "last_update_posted_date": "2024-06-13",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Greenville, North Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02892331"
    },
    {
      "nct_id": "NCT02868710",
      "title": "Individual Variability to Aerobic Exercise Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Western Colorado University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "30 Years to 75 Years"
      },
      "enrollment_count": 46,
      "start_date": "2016-09",
      "completion_date": "2018-05",
      "has_results": false,
      "last_update_posted_date": "2018-10-02",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Gunnison, Colorado",
      "locations": [
        {
          "city": "Gunnison",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02868710"
    },
    {
      "nct_id": "NCT05932875",
      "title": "Peanut Consumption to Augment Adaptations to Concurrent Resistance and Aerobic Exercise Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscle Strength",
        "Cardiorespiratory Fitness",
        "Body Composition",
        "Peanut Consumption"
      ],
      "interventions": [
        {
          "name": "Exercise Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Southwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "30 Years to 55 Years"
      },
      "enrollment_count": 34,
      "start_date": "2023-05-30",
      "completion_date": "2024-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-04-24",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Georgetown, Texas",
      "locations": [
        {
          "city": "Georgetown",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05932875"
    },
    {
      "nct_id": "NCT00167830",
      "title": "Barriers to Treatment in Obese Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Motivational Interviewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Strength and Cardiovascular Conditioning",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Food selection and portion control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "11 Years to 18 Years"
      },
      "enrollment_count": 292,
      "start_date": "2003-11",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-01-20",
      "last_synced_at": "2026-09-26T04:12:55.736Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00167830"
    }
  ]
}