{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Exercise+Capacity&page=2",
    "query": {
      "condition": "Exercise Capacity",
      "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?condition=Exercise+Capacity&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T02:42:08.056Z",
  "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": "NCT04051411",
      "title": "The Effects of Degenerative Mitral Regurgitation on Cardiac Structure and Function, Symptoms, and Exercise Capacity",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mitral Regurgitation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Atlantic Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2019-08-07",
      "completion_date": "2024-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-21",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "Morristown, New Jersey",
      "locations": [
        {
          "city": "Morristown",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04051411"
    },
    {
      "nct_id": "NCT07202000",
      "title": "EXercise and Activin Inhibition to Modulate InflammatioN Effects on Heart Failure and Cognition (EXAMINE-HFC)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "Activin ligand-trap biological therapy",
          "type": "DRUG"
        },
        {
          "name": "Placebo, Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2026-07-01",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07202000"
    },
    {
      "nct_id": "NCT02075892",
      "title": "Mushroom Blend on Oxygen Kinetics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oxygen Utilization",
        "Oxygen Kinetics"
      ],
      "interventions": [
        {
          "name": "Mushroom Blend",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 28,
      "start_date": "2014-08",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2014-12-04",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02075892"
    },
    {
      "nct_id": "NCT04192136",
      "title": "NAD+ and Exercise in FA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Friedreich Ataxia 1"
      ],
      "interventions": [
        {
          "name": "Nicotinamide Riboside",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Exercise Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "10 Years to 40 Years"
      },
      "enrollment_count": 75,
      "start_date": "2020-09-03",
      "completion_date": "2025-10-31",
      "has_results": true,
      "last_update_posted_date": "2026-03-11",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04192136"
    },
    {
      "nct_id": "NCT02742129",
      "title": "Inorganic Nitrite Delivery to Improve Exercise Capacity in HFpEF",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Nebulized Sodium Nitrite",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Adrian Hernandez",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 105,
      "start_date": "2016-08-10",
      "completion_date": "2017-12-27",
      "has_results": true,
      "last_update_posted_date": "2019-03-13",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 20,
      "location_summary": "Atlanta, Georgia • Chicago, Illinois • Baltimore, Maryland + 11 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02742129"
    },
    {
      "nct_id": "NCT05745337",
      "title": "Atrial Fibrillation: Chronic Beta-blocker Use Versus As-needed Rate Control Guided by Implantable Cardiac Monitor",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Diastolic Dysfunction",
        "HFpEF - Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "As needed pharmacological rate control with beta-blocker (metoprolol tartrate, metoprolol succinate) or calcium channel blocker (diltiazem, verapamil)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2023-02-06",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-03-03",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05745337"
    },
    {
      "nct_id": "NCT05518773",
      "title": "Mechanisms and Treatment of Exercise Intolerance and Persistent Fatigue in Spinal Muscular Atrophy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Spinal Muscular Atrophy"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "8 Years to 55 Years"
      },
      "enrollment_count": 34,
      "start_date": "2022-12-15",
      "completion_date": "2025-11-14",
      "has_results": false,
      "last_update_posted_date": "2025-12-03",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05518773"
    },
    {
      "nct_id": "NCT00971594",
      "title": "Age, Lifestyle, Muscle Mechanisms in Insulin Resistance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Glucose Intolerance",
        "Exercise Capacity"
      ],
      "interventions": [
        {
          "name": "Dietary counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "AEX",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute on Aging (NIA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "50 Years and older · Male only"
      },
      "enrollment_count": 15,
      "start_date": "2004-06",
      "completion_date": "2008-05",
      "has_results": false,
      "last_update_posted_date": "2009-09-03",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00971594"
    },
    {
      "nct_id": "NCT06576050",
      "title": "WeighT LOSS Surgery and Comprehensive Cardiometabolic Responses to to EXercise",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Obesity",
        "Weight Loss",
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2022-01-25",
      "completion_date": "2024-11-01",
      "has_results": false,
      "last_update_posted_date": "2024-09-04",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06576050"
    },
    {
      "nct_id": "NCT06479876",
      "title": "Home-Based Cardiac Rehabilitation for Patients With Heart Failure",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction",
        "Heart Failure With Reduced Ejection Fraction",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "HBCR",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2024-08-05",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2025-09-24",
      "last_synced_at": "2026-06-11T02:42:08.056Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06479876"
    }
  ]
}