{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Behavioral+weight-loss%2Flifestyle+interventions",
    "query": {
      "intervention": "Behavioral weight-loss/lifestyle interventions"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 241,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Behavioral+weight-loss%2Flifestyle+interventions&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T10:43:00.445Z",
  "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": "NCT03304249",
      "title": "Rural Disparities in Pediatric Obesity: The iAmHealthy Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "iAmHealthy Healthy Lifestyles Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Newsletter",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "5 Years to 10 Years"
      },
      "enrollment_count": 296,
      "start_date": "2017-10-13",
      "completion_date": "2022-06-20",
      "has_results": true,
      "last_update_posted_date": "2023-09-13",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03304249"
    },
    {
      "nct_id": "NCT05944549",
      "title": "Financial Coaching and Lifestyle Intervention for Diabetes Prevention in Low-income Families",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Financial coaching using TrustPlus",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brighter Bites",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Noom",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2023-05-12",
      "completion_date": "2025-02-15",
      "has_results": false,
      "last_update_posted_date": "2025-07-09",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05944549"
    },
    {
      "nct_id": "NCT01985568",
      "title": "Optimal Timing of Exercise Initiation Within a Lifestyle Weight Loss Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Sequential BT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard BT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 170,
      "start_date": "2013-11",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01985568"
    },
    {
      "nct_id": "NCT02501889",
      "title": "The Lean Living Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Walnut-rich weight loss diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard weight loss diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2015-08",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2017-10-26",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02501889"
    },
    {
      "nct_id": "NCT07460544",
      "title": "Improving Health Among Disadvantaged Girls to Slow Pubertal Onset and Reduce Long-term Health Risks",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight/Obesity",
        "Puberty",
        "Health Behavior",
        "Cardiometabolic Health"
      ],
      "interventions": [
        {
          "name": "Family-Based Treatment (FBT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "8 Years",
        "sex": "FEMALE",
        "summary": "6 Years to 8 Years · Female only"
      },
      "enrollment_count": 240,
      "start_date": "2026-05",
      "completion_date": "2030-06",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07460544"
    },
    {
      "nct_id": "NCT00848757",
      "title": "Changing Lifestyles for Better Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Intensive Lifestyle Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale 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": 130,
      "start_date": "2009-03",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2022-05-04",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00848757"
    },
    {
      "nct_id": "NCT03398590",
      "title": "mHealth Intervention for Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type2 Diabetes",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "self-regulation theory-based mHealth behavior intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2017-04-12",
      "completion_date": "2018-05-30",
      "has_results": false,
      "last_update_posted_date": "2018-10-22",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03398590"
    },
    {
      "nct_id": "NCT01307280",
      "title": "Weight Management Demonstration Project: HEALTH",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "RCT1",
          "type": "BEHAVIORAL"
        },
        {
          "name": "RCT2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "RCT3",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "RTI International",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 2395,
      "start_date": "2006-08",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2012-01-26",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 3,
      "location_summary": "Swansea, Illinois • Research Triangle Park, North Carolina • Fairborn, Ohio",
      "locations": [
        {
          "city": "Swansea",
          "state": "Illinois"
        },
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        },
        {
          "city": "Fairborn",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01307280"
    },
    {
      "nct_id": "NCT01819493",
      "title": "Parents and Children Together Preventing Diabetes (PACT PD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Prevention"
      ],
      "interventions": [
        {
          "name": "Lifestyle Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Family-Based intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2013-03",
      "completion_date": "2015-04-16",
      "has_results": false,
      "last_update_posted_date": "2018-08-15",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01819493"
    },
    {
      "nct_id": "NCT02205281",
      "title": "Partners in Health: A Couples-based Approach to Obesity Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Lifestyle Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "California Polytechnic State University-San Luis Obispo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2014-06",
      "completion_date": "2018-05",
      "has_results": false,
      "last_update_posted_date": "2020-08-28",
      "last_synced_at": "2026-09-27T10:43:00.445Z",
      "location_count": 1,
      "location_summary": "San Luis Obispo, California",
      "locations": [
        {
          "city": "San Luis Obispo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02205281"
    }
  ]
}