{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Slow+diaphragmatic+breathing",
    "query": {
      "intervention": "Slow diaphragmatic breathing"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 17,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Slow+diaphragmatic+breathing&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T21:27:55.049Z",
  "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": "NCT05322161",
      "title": "Yoga in the NICU for Parents Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postpartum Depression",
        "Anxiety",
        "Depression",
        "Stress Disorder",
        "Prematurity"
      ],
      "interventions": [
        {
          "name": "yoga classes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 51,
      "start_date": "2021-09-29",
      "completion_date": "2024-01-31",
      "has_results": false,
      "last_update_posted_date": "2024-05-17",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05322161"
    },
    {
      "nct_id": "NCT07071350",
      "title": "Randomized Controlled Trial of Treatment to Optimize Heart Rate Variability for Persistent Post-Concussion Symptoms",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Autonomic Nervous System Disease",
        "Concussive Injury",
        "Mild Traumatic Brain Injury",
        "Post Traumatic Stress Disorder",
        "Persistent Post Concussion Syndrome"
      ],
      "interventions": [
        {
          "name": "HRV Coherence Ratio",
          "type": "OTHER"
        },
        {
          "name": "NSI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pittsburgh Sleep Quality Index (PSQI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quantitative Sleep Measures",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Global Impression of Change (PGIC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Performance/NIH Toolbox Cognitive Battery",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pain Interference/TBI-QoL Pain Interference Short-Form",
          "type": "OTHER"
        },
        {
          "name": "Patient Health Questionnaire-9 (PHQ-9)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PTSD Checklist for DSM-5 (PCL-5)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "HRV Biofeedback (HRV-B)",
          "type": "OTHER"
        },
        {
          "name": "Psychoeducational (Edu) Comparator Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 148,
      "start_date": "2025-09-02",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07071350"
    },
    {
      "nct_id": "NCT05305235",
      "title": "RCT for Innovating Stress-related eHealth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Posttraumatic Stress Disorder",
        "Sexual Assault",
        "Pain"
      ],
      "interventions": [
        {
          "name": "RISE Guide",
          "type": "DEVICE"
        },
        {
          "name": "Relaxation Control",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 75,
      "start_date": "2021-12-01",
      "completion_date": "2024-02-24",
      "has_results": true,
      "last_update_posted_date": "2025-03-05",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Austin, Texas",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05305235"
    },
    {
      "nct_id": "NCT05989841",
      "title": "Mitigating PTSD-CUD After Sexual Assault",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Posttraumatic Stress Disorder",
        "Cannabis Use Disorder"
      ],
      "interventions": [
        {
          "name": "RISE Guide",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Relaxation Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nevada, Las Vegas",
      "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": 68,
      "start_date": "2024-03-14",
      "completion_date": "2028-02-29",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 6,
      "location_summary": "Minneapolis, Minnesota • Las Vegas, Nevada • Chapel Hill, North Carolina + 3 more",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Smithfield",
          "state": "North Carolina"
        },
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05989841"
    },
    {
      "nct_id": "NCT05132426",
      "title": "Osteopathic Manipulative Treatment for Recurrent Mastitis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mastitis"
      ],
      "interventions": [
        {
          "name": "Osteopathic Manipulative Treatment (OMT)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Western University of Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2021-10-29",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 1,
      "location_summary": "Pomona, California",
      "locations": [
        {
          "city": "Pomona",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05132426"
    },
    {
      "nct_id": "NCT05902286",
      "title": "Heart Rate Variability Biofeedback in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Older Adult"
      ],
      "interventions": [
        {
          "name": "OSC-",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham Young University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 59,
      "start_date": "2023-02-17",
      "completion_date": "2024-05-22",
      "has_results": false,
      "last_update_posted_date": "2024-08-12",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 1,
      "location_summary": "Provo, Utah",
      "locations": [
        {
          "city": "Provo",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05902286"
    },
    {
      "nct_id": "NCT06791057",
      "title": "Multi-site Trial of a Brief Behavioral Intervention for Dyspnea in Patients With Advanced Lung Cancer",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Advanced Lung Cancer",
        "Dyspnea"
      ],
      "interventions": [
        {
          "name": "Dyspnea Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "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": 420,
      "start_date": "2026-09-01",
      "completion_date": "2030-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 3,
      "location_summary": "Coral Gables, Florida • Baltimore, Maryland • Boston, Massachusetts",
      "locations": [
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06791057"
    },
    {
      "nct_id": "NCT00819182",
      "title": "Breathe for Hot Flashes Randomized Controlled Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hot Flashes"
      ],
      "interventions": [
        {
          "name": "Paced respiration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham comparator: fast shallow breathing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Indiana 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": 218,
      "start_date": "2008-04",
      "completion_date": "2013-02",
      "has_results": true,
      "last_update_posted_date": "2016-03-24",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00819182"
    },
    {
      "nct_id": "NCT05725668",
      "title": "A Study of Dual-task Exercise Training to Prevent Falls Among Older Adults With Mild Cognitive Impairment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Accidental Falls",
        "Aging"
      ],
      "interventions": [
        {
          "name": "dual-task tai ji quan",
          "type": "BEHAVIORAL"
        },
        {
          "name": "standard tai ji quan",
          "type": "BEHAVIORAL"
        },
        {
          "name": "stretching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oregon Research Institute",
      "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": 336,
      "start_date": "2023-07-15",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 1,
      "location_summary": "Springfield, Oregon",
      "locations": [
        {
          "city": "Springfield",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05725668"
    },
    {
      "nct_id": "NCT04899856",
      "title": "Randomized Study of TransAeris® System in Cardiac Surgery Patients at Risk of Prolonged Mechanical Ventilation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventilator Induced Diaphragm Dysfunction"
      ],
      "interventions": [
        {
          "name": "TransAeris",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Synapse Biomedical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2021-08-10",
      "completion_date": "2024-05",
      "has_results": false,
      "last_update_posted_date": "2023-08-18",
      "last_synced_at": "2026-09-28T21:27:55.049Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04899856"
    }
  ]
}