{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Heart-Rate&page=28",
    "query": {
      "intervention": "Heart-Rate",
      "page": 28
    },
    "page_size": 10
  },
  "pagination": {
    "page": 28,
    "page_size": 10,
    "total_count": 1714,
    "total_pages": 172,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Heart-Rate&page=29&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Heart-Rate&page=27&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T10:52:25.861Z",
  "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": "NCT01949844",
      "title": "Artifact-Free High-Resolution Myocardial Perfusion MRI in Subjects With Abnormal Nuclear Myocardial Perfusion Studies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "CAD"
      ],
      "interventions": [
        {
          "name": "regadenoson",
          "type": "DRUG"
        },
        {
          "name": "Optimark®",
          "type": "DRUG"
        },
        {
          "name": "Myocardial perfusion MRI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Daniel S. Berman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2014-05-16",
      "completion_date": "2017-10-23",
      "has_results": true,
      "last_update_posted_date": "2018-08-20",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01949844"
    },
    {
      "nct_id": "NCT05652114",
      "title": "Open Label Mightier Play in the Home",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Emotional Regulation"
      ],
      "interventions": [
        {
          "name": "Mightier",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Neuromotion Labs",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2732,
      "start_date": "2020-04-10",
      "completion_date": "2022-11-17",
      "has_results": false,
      "last_update_posted_date": "2023-01-04",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05652114"
    },
    {
      "nct_id": "NCT04903249",
      "title": "A Single Arm Pilot Study to Refine a Novel Approach to Exercise Promotion Based on Affect-regulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Core Exercise Promotion Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dartmouth-Hitchcock 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": 37,
      "start_date": "2021-08-10",
      "completion_date": "2022-06-13",
      "has_results": true,
      "last_update_posted_date": "2023-07-27",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04903249"
    },
    {
      "nct_id": "NCT02409810",
      "title": "Patient-Controlled Anxiolysis With Dexmedetomidine (PCA-DEX) for Burn-care Dressing Changes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Anxiety",
        "Burns"
      ],
      "interventions": [
        {
          "name": "Dexmedetomidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 20,
      "start_date": "2015-04",
      "completion_date": "2020-03-20",
      "has_results": true,
      "last_update_posted_date": "2023-04-14",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02409810"
    },
    {
      "nct_id": "NCT05229666",
      "title": "Stress Phenotypes and Preterm Birth",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Preterm Birth",
        "Inflammation",
        "Stress",
        "Mental Health Issue"
      ],
      "interventions": [
        {
          "name": "Cognitive Challenge",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 200,
      "start_date": "2021-12-09",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05229666"
    },
    {
      "nct_id": "NCT01359683",
      "title": "Heart Rate Variability Changes During Cardiac Surgery And The Incidence Of Post-Operative Cardiac Arrhythmias",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Dataq Instruments DI-158",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Drexel University College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2007-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-06-14",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01359683"
    },
    {
      "nct_id": "NCT05853705",
      "title": "Strong Hearts: A Remote, App-Enabled, Exercise Program for Patients With Congenital Heart Disease (Strong Hearts App)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congenital Heart Disease"
      ],
      "interventions": [
        {
          "name": "Strong Hearts Exercise Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "10 Years to 50 Years"
      },
      "enrollment_count": 9,
      "start_date": "2024-01-12",
      "completion_date": "2024-12-05",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05853705"
    },
    {
      "nct_id": "NCT04002531",
      "title": "A One Visit Follow Up of Adults With Fabry Disease Who Started Long-term Enzyme Replacement Therapy As Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Quality of Life",
        "Renal Insufficiency",
        "Cardiac Event"
      ],
      "interventions": [
        {
          "name": "General and Neurological examination",
          "type": "OTHER"
        },
        {
          "name": "Vital signs",
          "type": "OTHER"
        },
        {
          "name": "12 lead electrocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Urine collection",
          "type": "PROCEDURE"
        },
        {
          "name": "2-hour Holter Monitor",
          "type": "PROCEDURE"
        },
        {
          "name": "Brief Pain Inventory questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Quality of Life questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2018-11-10",
      "completion_date": "2019-12-13",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04002531"
    },
    {
      "nct_id": "NCT02193373",
      "title": "Study of Osteopathic Manipulative Medicine on the Autonomic Nervous System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteopathic Manual Manipulation of Neurovascular Regulation"
      ],
      "interventions": [
        {
          "name": "Osteopathic Manual Medicine",
          "type": "OTHER"
        },
        {
          "name": "Sham",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "New York Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "20 Years to 50 Years"
      },
      "enrollment_count": 126,
      "start_date": "2014-06",
      "completion_date": "2018-05",
      "has_results": false,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 1,
      "location_summary": "Old Westbury, New York",
      "locations": [
        {
          "city": "Old Westbury",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02193373"
    },
    {
      "nct_id": "NCT04504188",
      "title": "Optimizing Beta Blocker Dosage in Women While Using the Wearable Cardioverter Defibrillator",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiomyopathies",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Heart Rate Monitor Enhanced Treatment Optimization",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2021-03-08",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2024-07-24",
      "last_synced_at": "2026-10-23T10:52:25.861Z",
      "location_count": 4,
      "location_summary": "Cincinnati, Ohio • Kingwood, Texas • McKinney, Texas + 1 more",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Kingwood",
          "state": "Texas"
        },
        {
          "city": "McKinney",
          "state": "Texas"
        },
        {
          "city": "Charleston",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04504188"
    }
  ]
}