{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Positive+psychology+intervention",
    "query": {
      "intervention": "Positive psychology intervention"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 120,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Positive+psychology+intervention&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-18T17:52:49.009Z",
  "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": "NCT05420051",
      "title": "Boosting Emotional Well-being and Happiness in Outpatients Living With Diabetes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "Positive Psychology + Motivational Interviewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Motivational Interviewing",
          "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": 280,
      "start_date": "2022-10-12",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05420051"
    },
    {
      "nct_id": "NCT04723251",
      "title": "The Gratitude Gallery - A Positive Psychology Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "taking photographs",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "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": 13,
      "start_date": "2021-03-16",
      "completion_date": "2021-11-02",
      "has_results": false,
      "last_update_posted_date": "2021-12-17",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04723251"
    },
    {
      "nct_id": "NCT06420193",
      "title": "Evaluating Procedures for a Study of the AYA Survivors Coping and Emotional Needs Toolkit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Cancer",
        "Adolescent",
        "Young Adult",
        "Adult"
      ],
      "interventions": [
        {
          "name": "AYA Survivors Coping and Emotional Needs Toolkit (ASCENT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "East Carolina University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "15 Years to 39 Years"
      },
      "enrollment_count": 16,
      "start_date": "2024-10-01",
      "completion_date": "2025-06-17",
      "has_results": false,
      "last_update_posted_date": "2025-07-10",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Greenville, North Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06420193"
    },
    {
      "nct_id": "NCT05216978",
      "title": "Proof-of-Concept Trial of a Positive Psychology Intervention for Caregivers of Patients Undergoing HSCT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Caregiver",
        "Hematologic Malignancy"
      ],
      "interventions": [
        {
          "name": "Positive Psychology Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2022-03-01",
      "completion_date": "2024-04-30",
      "has_results": true,
      "last_update_posted_date": "2024-07-01",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05216978"
    },
    {
      "nct_id": "NCT06678243",
      "title": "Testing the mHealth App Intervention for Nondaily Smokers \"SiS4\"",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Smiling instead of Smoking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "QuitGuide",
          "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": 1600,
      "start_date": "2024-12-06",
      "completion_date": "2028-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-06-11",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06678243"
    },
    {
      "nct_id": "NCT02737761",
      "title": "Researching Emotions And Cardiac Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congestive Heart Failure",
        "Emotions",
        "Patient Compliance"
      ],
      "interventions": [
        {
          "name": "Qualitative Interview and Adherence Measurements",
          "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": 30,
      "start_date": "2015-01",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2016-10-27",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02737761"
    },
    {
      "nct_id": "NCT01398891",
      "title": "Development of a Positive Psychology Intervention to Reduce Suicide Risk",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Suicidal Ideation",
        "Suicide Attempt"
      ],
      "interventions": [
        {
          "name": "Positive Psychology Exercises",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 60,
      "start_date": "2011-05",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2013-03-05",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01398891"
    },
    {
      "nct_id": "NCT03335358",
      "title": "Testing a Positive Psychology-based Intervention for Couples Coping With Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Depression",
        "Depressive Symptoms",
        "Post-stroke Depression"
      ],
      "interventions": [
        {
          "name": "Dyadic (couples-based) positive psychology intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2017-04-14",
      "completion_date": "2020-03-31",
      "has_results": false,
      "last_update_posted_date": "2020-05-19",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03335358"
    },
    {
      "nct_id": "NCT05373745",
      "title": "Managing Pain and Cognitions in Older Adults With Early Cognitive Decline and Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Mild Cognitive Impairment",
        "Older Adults",
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Active Brains 1",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Brains 2",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 267,
      "start_date": "2022-06-20",
      "completion_date": "2026-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05373745"
    },
    {
      "nct_id": "NCT07774104",
      "title": "A Structured Peer Support Intervention for Patients Undergoing Hematopoietic Stem Cell Transplantation",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic Stem Cell Transplantation"
      ],
      "interventions": [
        {
          "name": "STEPP",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Minimally Enhanced Usual Care Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 350,
      "start_date": "2026-12-01",
      "completion_date": "2030-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-09-18T17:52:49.009Z",
      "location_count": 3,
      "location_summary": "Tampa, Florida • Boston, Massachusetts • Seattle, Washington",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07774104"
    }
  ]
}