{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quiet+breathing",
    "query": {
      "intervention": "quiet breathing"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 23,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quiet+breathing&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T18:12:03.671Z",
  "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": "NCT03702712",
      "title": "Responsiveness to Acute Changes in Exercise and Relaxation (RACER) Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise and Relaxation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Aerobic Exercise Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Relaxation Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 120 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2018-10-15",
      "completion_date": "2019-02-28",
      "has_results": false,
      "last_update_posted_date": "2019-04-16",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03702712"
    },
    {
      "nct_id": "NCT05280938",
      "title": "Mindfulness for African Americans Postpartum",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mental Disorders of Mother, Postpartum"
      ],
      "interventions": [
        {
          "name": "MAAP",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Loyola University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 47,
      "start_date": "2022-02-07",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2024-08-28",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Maywood, Illinois",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05280938"
    },
    {
      "nct_id": "NCT03464396",
      "title": "Prematurity-Related Ventilatory Control",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Control in Premature Infants"
      ],
      "interventions": [
        {
          "name": "Bedside Physiology study",
          "type": "OTHER"
        },
        {
          "name": "Carotid Body Function Test",
          "type": "OTHER"
        },
        {
          "name": "Room Air Challenge",
          "type": "OTHER"
        },
        {
          "name": "Hypoxia Challenge Test",
          "type": "OTHER"
        },
        {
          "name": "Effects of Nasal Cannula Flow",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Blood Sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "28 Days",
        "sex": "ALL",
        "summary": "1 Day to 28 Days"
      },
      "enrollment_count": 177,
      "start_date": "2018-05-14",
      "completion_date": "2022-03-09",
      "has_results": false,
      "last_update_posted_date": "2023-01-31",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03464396"
    },
    {
      "nct_id": "NCT05392621",
      "title": "Stress Management in College Students",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress"
      ],
      "interventions": [
        {
          "name": "Yoga",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Deep Breathing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Progressive Muscle Relaxation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quiet sitting",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 46,
      "start_date": "2022-06-02",
      "completion_date": "2023-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-16",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05392621"
    },
    {
      "nct_id": "NCT04146779",
      "title": "Yoga Intervention in Head and Neck Cancer Patients Undergoing Concurrent Chemo-Radiation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Yoga Video",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Posture and Strengthening Video",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Relaxation Video",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Breath Work Video",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Satisfaction Survey",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Guided Yoga Session",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Written Yoga Instructions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2019-10-28",
      "completion_date": "2020-10-06",
      "has_results": false,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04146779"
    },
    {
      "nct_id": "NCT05621967",
      "title": "Phonation Therapy to Improve Symptoms and Lung Physiology in Patients Referred for Pulmonary Rehabilitation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Tonation Breathing Techniques",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Music Driven Vocal Exercises",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Silent Breathing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "MetroHealth 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": 0,
      "start_date": "2022-09-07",
      "completion_date": "2023-06-21",
      "has_results": false,
      "last_update_posted_date": "2023-06-23",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05621967"
    },
    {
      "nct_id": "NCT00440700",
      "title": "Anxiety Self-Management for ICU Patients Receiving Mechanical Ventilation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Anxiety Self-Management, Patient preferred relaxing music",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control 1: Noise-cancelling headphones",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control 2: Standard of Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 364,
      "start_date": "2006-07",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2013-04-26",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00440700"
    },
    {
      "nct_id": "NCT07135583",
      "title": "Non-Invasive Interventions for Respiratory Recovery in Chronic Spinal Cord Injury",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injury, Chronic",
        "Spinal Cord Injury Cervical",
        "Spinal Cord Injury Thoracic",
        "Incomplete Spinal Cord Injury"
      ],
      "interventions": [
        {
          "name": "Active Comparator: Single Intervention 1",
          "type": "OTHER"
        },
        {
          "name": "Active Comparator: Single Intervention 2",
          "type": "OTHER"
        },
        {
          "name": "Respiratory Resistance Exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Thomas Jefferson 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": 20,
      "start_date": "2025-09-18",
      "completion_date": "2027-08-15",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07135583"
    },
    {
      "nct_id": "NCT02202031",
      "title": "Controlling Urgency Through Relaxation Exercises",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overactive Bladder",
        "Urgency Urinary Symptoms",
        "Urgency Incontinence"
      ],
      "interventions": [
        {
          "name": "Paced Respiration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Music Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 161,
      "start_date": "2014-09",
      "completion_date": "2018-03",
      "has_results": true,
      "last_update_posted_date": "2019-07-30",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02202031"
    },
    {
      "nct_id": "NCT02447250",
      "title": "Preterm Infant Inhaled Albuterol Dosing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bronchopulmonary Dysplasia",
        "Very Low Birth Weight"
      ],
      "interventions": [
        {
          "name": "Varied albuterol dose response",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Days",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Days and older"
      },
      "enrollment_count": 14,
      "start_date": "2013-10-24",
      "completion_date": "2014-12-30",
      "has_results": true,
      "last_update_posted_date": "2019-05-23",
      "last_synced_at": "2026-09-02T18:12:03.671Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02447250"
    }
  ]
}