{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Heart-Rate&page=63",
    "query": {
      "intervention": "Heart-Rate",
      "page": 63
    },
    "page_size": 10
  },
  "pagination": {
    "page": 63,
    "page_size": 10,
    "total_count": 1716,
    "total_pages": 172,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Heart-Rate&page=64&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Heart-Rate&page=62&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T22:32:10.498Z",
  "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": "NCT02231801",
      "title": "Monitoring of Vital Signs During Skin-to-skin Holding by Mothers of Their Preterm Babies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Other Preterm Infants"
      ],
      "interventions": [
        {
          "name": "Mother-Infant Dyad",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Weeks",
        "maximum_age": "35 Weeks",
        "sex": "ALL",
        "summary": "30 Weeks to 35 Weeks"
      },
      "enrollment_count": 40,
      "start_date": "2014-09",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2015-12-31",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02231801"
    },
    {
      "nct_id": "NCT05833230",
      "title": "Investigating Real-world Stress-related Mechanisms in Heavy Cannabis Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Use",
        "Cannabis",
        "Cannabis Abuse"
      ],
      "interventions": [
        {
          "name": "Intensive Day Monitoring",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2023-06-01",
      "completion_date": "2025-02-26",
      "has_results": false,
      "last_update_posted_date": "2025-03-04",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05833230"
    },
    {
      "nct_id": "NCT00670111",
      "title": "Restoration of Chronotropic Competence in Heart Failure Patients With Normal Ejection Fraction",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Insignia Plus / Ultra (Guidant/Boston Scientific)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2008-07",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2017-05-19",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 5,
      "location_summary": "Jonesboro, Arkansas • Louisville, Kentucky • Baltimore, Maryland + 2 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Tyler",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00670111"
    },
    {
      "nct_id": "NCT07225842",
      "title": "The Bridging Antiplatelet Therapy With Cangrelor 2 Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Arterial Disease (CAD)"
      ],
      "interventions": [
        {
          "name": "Cangrelor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-02-18",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07225842"
    },
    {
      "nct_id": "NCT04327596",
      "title": "Radiofrequency (RF) Ablation for Atrial Fibrillation (AF) in Patients With Heart Failure With Preserved Ejection Fraction",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "RF ablation of AF using CARTO 3 and a Thermocool ST SF ablation catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2021-01-25",
      "completion_date": "2021-09-21",
      "has_results": false,
      "last_update_posted_date": "2022-02-23",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 2,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04327596"
    },
    {
      "nct_id": "NCT04226131",
      "title": "MusculRA: The Effects of Rheumatoid Arthritis on Skeletal Muscle Biomechanics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rheumatoid Arthritis",
        "Healthy Controls"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "OTHER"
        },
        {
          "name": "Disease Activity (DAS-28) Assessment",
          "type": "OTHER"
        },
        {
          "name": "Skeletal Muscle Mitochondrial Respiratory Capacity",
          "type": "OTHER"
        },
        {
          "name": "Muscle Biopsy",
          "type": "OTHER"
        },
        {
          "name": "Body Composition",
          "type": "OTHER"
        },
        {
          "name": "Cardiopulmonary Exercise Test (CPET)",
          "type": "OTHER"
        },
        {
          "name": "Strength Testing",
          "type": "OTHER"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Skeletal Muscle Biomechanical Property Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 21,
      "start_date": "2020-09-09",
      "completion_date": "2023-07-07",
      "has_results": false,
      "last_update_posted_date": "2023-07-13",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04226131"
    },
    {
      "nct_id": "NCT00937365",
      "title": "Pregnancy-Related Low Back Pain and Complementary and Alternative Medicine (CAM) Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spinal Manipulation",
          "type": "PROCEDURE"
        },
        {
          "name": "Neuroemotional Technique (NET)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 49 Years · Female only"
      },
      "enrollment_count": 64,
      "start_date": "2009-07",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2019-12-18",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00937365"
    },
    {
      "nct_id": "NCT07452900",
      "title": "Using Integrated Care and Wearable Technology to Evaluate Outcomes of the Shields & Stripes Program for Veterans and First Responders",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Holistic Care",
        "Mental Health",
        "Sleep",
        "PTSD",
        "Depression - Major Depressive Disorder",
        "Anxiety",
        "Resilience",
        "Recovery",
        "Occupation",
        "Biometrics Measurement",
        "Veteran",
        "Quality of Life"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Baylor University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 80,
      "start_date": "2026-04-01",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "Waco, Texas",
      "locations": [
        {
          "city": "Waco",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07452900"
    },
    {
      "nct_id": "NCT04609644",
      "title": "Asthma Digital Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Digital Tools for Asthma Self-Management",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Elevance Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 901,
      "start_date": "2020-10-30",
      "completion_date": "2023-11-04",
      "has_results": false,
      "last_update_posted_date": "2023-11-22",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04609644"
    },
    {
      "nct_id": "NCT05454657",
      "title": "Heart Rate Variability Biofeedback for Substance Use Disorder: A Randomized Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use Disorders"
      ],
      "interventions": [
        {
          "name": "Heart rate variability biofeedback + treatment as usual",
          "type": "DEVICE"
        },
        {
          "name": "Treatment as usual only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2023-01-04",
      "completion_date": "2025-07-31",
      "has_results": true,
      "last_update_posted_date": "2025-12-26",
      "last_synced_at": "2026-10-30T22:32:10.498Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05454657"
    }
  ]
}