{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Slow%2C+deep+breathing",
    "query": {
      "intervention": "Slow, deep breathing"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Slow%2C+deep+breathing&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T11:14:56.957Z",
  "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": "NCT06526585",
      "title": "Stress Management Program",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Cyclic Sighing Breathing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Box Breathing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hypnosis",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Audiobook",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2025-03-12",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06526585"
    },
    {
      "nct_id": "NCT04407403",
      "title": "Health Outcomes of Two Different Tai Chi Interventions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Fall"
      ],
      "interventions": [
        {
          "name": "Tai Chi tailored for lowering blood pressure (PRESSURE)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tai Chi tailored for improving balance (BALANCE)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2017-11-01",
      "completion_date": "2018-11-30",
      "has_results": false,
      "last_update_posted_date": "2020-05-29",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "Bloomfield, Connecticut",
      "locations": [
        {
          "city": "Bloomfield",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04407403"
    },
    {
      "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": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "Springfield, Oregon",
      "locations": [
        {
          "city": "Springfield",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05725668"
    },
    {
      "nct_id": "NCT04100512",
      "title": "Oscillating Positive Expiratory Pressure (OPEP) Therapy in Trauma Patients With Multiple Rib Fractures",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rib Fractures",
        "Respiratory Complication"
      ],
      "interventions": [
        {
          "name": "Oscillating Positive Expiratory Pressure Device",
          "type": "DEVICE"
        },
        {
          "name": "Incentive spirometry",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Poudre Valley 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": 50,
      "start_date": "2019-10-21",
      "completion_date": "2023-10-31",
      "has_results": false,
      "last_update_posted_date": "2022-12-19",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "Loveland, Colorado",
      "locations": [
        {
          "city": "Loveland",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04100512"
    },
    {
      "nct_id": "NCT04225104",
      "title": "Yogic Breathing and IBS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "IBS - Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Yogic breathing intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Texas State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 14,
      "start_date": "2019-04-15",
      "completion_date": "2020-03-01",
      "has_results": false,
      "last_update_posted_date": "2021-08-06",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "San Marcos, Texas",
      "locations": [
        {
          "city": "San Marcos",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04225104"
    },
    {
      "nct_id": "NCT06986135",
      "title": "The Effect of Breathing on Cognitive Performance and Stress",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress",
        "Acute Stress Reaction",
        "Breathing Techniques",
        "Cognitive Performance"
      ],
      "interventions": [
        {
          "name": "Box Breathing",
          "type": "OTHER"
        },
        {
          "name": "Prolonged Exhalation",
          "type": "OTHER"
        },
        {
          "name": "Normal Breathing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Texas State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 66,
      "start_date": "2024-08-01",
      "completion_date": "2025-05-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "San Marcos, Texas",
      "locations": [
        {
          "city": "San Marcos",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06986135"
    },
    {
      "nct_id": "NCT02108769",
      "title": "Yogic Breathing Changes Salivary Components",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease",
        "Neurodegenerative Diseases",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Yogic Breathing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2013-10",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2014-04-09",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02108769"
    },
    {
      "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": "2026-09-12T11:14:56.957Z",
      "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": "NCT03280589",
      "title": "Pranayama Practice on the Autonomic Nervous System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pranayama Effect on Autonomic Nervous System",
        "Respiration Variability Effect on Nervous System"
      ],
      "interventions": [
        {
          "name": "Sheetali/Sheekari Pranayama",
          "type": "OTHER"
        },
        {
          "name": "Sitting Quietly",
          "type": "OTHER"
        },
        {
          "name": "Deep breathing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National University of Natural Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "25 Years to 55 Years"
      },
      "enrollment_count": 25,
      "start_date": "2017-08-15",
      "completion_date": "2021-07-21",
      "has_results": false,
      "last_update_posted_date": "2023-03-24",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03280589"
    },
    {
      "nct_id": "NCT04592718",
      "title": "Four-week Breathing Interventions on Gut Symptoms, Heart Rate Variability, and Psychological Measures in Runners",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal System--Abnormalities",
        "Anxiety",
        "Visceral Pain"
      ],
      "interventions": [
        {
          "name": "Slow deep breathing plus breath counting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Normal-paced breathing plus breath counting",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Old Dominion University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 63,
      "start_date": "2020-10-20",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-09-09",
      "last_synced_at": "2026-09-12T11:14:56.957Z",
      "location_count": 1,
      "location_summary": "Norfolk, Virginia",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04592718"
    }
  ]
}