{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=12-weeks+of+Weight+Loss",
    "query": {
      "intervention": "12-weeks of Weight Loss"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 270,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=12-weeks+of+Weight+Loss&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T14:47:11.057Z",
  "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": "NCT02063178",
      "title": "Dissemination of the Look Ahead Weight Management Treatment in the Military",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Phone-based sessions (28 total) on a structured schedule",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Phone-based sessions upon request",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Weight self-monitoring",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dietary and physical activity self-monitoring",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Scheduled tailored interventionist feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dietary goals",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Meal replacements",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Physical activity goals",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Toolbox",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Challenges",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tailored interventionist feedback upon request",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 248,
      "start_date": "2014-01-06",
      "completion_date": "2018-06",
      "has_results": true,
      "last_update_posted_date": "2019-02-28",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02063178"
    },
    {
      "nct_id": "NCT02762708",
      "title": "The Effect of Bariatric Surgery on Metabolism, the Metabolome and Microbiome in Patients With Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Roux-en-Y Gastric Bypass (RYGB)",
          "type": "PROCEDURE"
        },
        {
          "name": "Caloric Restriction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exendin-9,39",
          "type": "DRUG"
        },
        {
          "name": "Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 12,
      "start_date": "2016-03",
      "completion_date": "2018-01-06",
      "has_results": true,
      "last_update_posted_date": "2022-05-03",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02762708"
    },
    {
      "nct_id": "NCT00297180",
      "title": "Weight Loss In Obese Subjects Taking Either GW869682 Or Placebo 3 Times Per Day For 12 Weeks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "GW869682",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 136,
      "start_date": "2006-01",
      "completion_date": "2006-09",
      "has_results": false,
      "last_update_posted_date": "2015-04-15",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 3,
      "location_summary": "Daytona Beach, Florida • Baton Rouge, Louisiana • Portland, Oregon",
      "locations": [
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00297180"
    },
    {
      "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": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00848757"
    },
    {
      "nct_id": "NCT05926024",
      "title": "Long-Term Follow-Up in Women With Early Breast Cancer Three Years of More Post Primary Treatment",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Exercise Recall Patient Reported Outcomes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Behavior Questionnaire (HBQ)30 Patient Reported Outcomes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Functional Assessment of Cancer Therapy-General (FACT-G) Patient Reported Outcomes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-F) Patient Reported Outcomes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Reported Outcomes PROMIS Cognitive Function (Short Form 8a)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Reported Outcomes Functional Assessment of Cancer-Gynecology Oncology Group-Neurotoxicity (FACT/GOG-NTX-12)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Reported Outcomes PROMIS",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Reported Outcomes FACT-Endocrine Symptoms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Reported Outcomes Penn Arthralgia Aging Survey",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Reported Outcomes PRO-CTCAE (patient-reported CTCAE)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "p16 tumor suppressor gene",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 253,
      "start_date": "2023-01-06",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-11",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05926024"
    },
    {
      "nct_id": "NCT03783962",
      "title": "Examining Cooking as a Health Behavior",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Active Intervention - Cooking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Demonstrations - Cooking",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2018-11-01",
      "completion_date": "2019-09-30",
      "has_results": true,
      "last_update_posted_date": "2021-05-17",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03783962"
    },
    {
      "nct_id": "NCT04102657",
      "title": "Blood Glucose Differences Between Left Arm and Right Arm Using a Continuous Glucose Monitor",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Intermittent Fasting",
          "type": "OTHER"
        },
        {
          "name": "Free-Living Diet",
          "type": "OTHER"
        },
        {
          "name": "Left Arm Exercise",
          "type": "OTHER"
        },
        {
          "name": "Right Arm Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of the Pacific",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 46,
      "start_date": "2019-09-20",
      "completion_date": "2019-11",
      "has_results": false,
      "last_update_posted_date": "2019-09-25",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "Stockton, California",
      "locations": [
        {
          "city": "Stockton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04102657"
    },
    {
      "nct_id": "NCT02507791",
      "title": "Impact of Fitbit Plus Weight Management Program on Physical Activity and Metabolic Disease in Obese Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Fitbit Charge HR plus weekly phone calls to review physical activity data",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "7 Years to 18 Years"
      },
      "enrollment_count": 60,
      "start_date": "2015-05",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2022-02-15",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02507791"
    },
    {
      "nct_id": "NCT06162715",
      "title": "GLP-1 Receptor Agonists Post-Bariatric Surgery (GRABS) Pilot Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Severe Obesity",
        "Obesity",
        "BMI Greater Than 30"
      ],
      "interventions": [
        {
          "name": "Tirzepatide",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care post-gastric bypass",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2024-10-30",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06162715"
    },
    {
      "nct_id": "NCT04186260",
      "title": "A Gender and Culturally Specific Approach to Reduce NAFLD in Mexican-American Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "NAFLD"
      ],
      "interventions": [
        {
          "name": "NAFLD-specific weight loss intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wait-list control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "MALE",
        "summary": "18 Years to 64 Years · Male only"
      },
      "enrollment_count": 15,
      "start_date": "2024-02-05",
      "completion_date": "2025-05-30",
      "has_results": false,
      "last_update_posted_date": "2025-08-24",
      "last_synced_at": "2026-09-28T14:47:11.057Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04186260"
    }
  ]
}