{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Fitbit+%28Control%29&page=3",
    "query": {
      "intervention": "Fitbit (Control)",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 221,
    "total_pages": 23,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Fitbit+%28Control%29&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Fitbit+%28Control%29&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T22:26:13.135Z",
  "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": "NCT03671304",
      "title": "Mobile Intervention - Physical Activity in Cancer Treatment",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Carcinoma, Renal Cell"
      ],
      "interventions": [
        {
          "name": "Fitbit Versa",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 8,
      "start_date": "2020-11-20",
      "completion_date": "2021-12-22",
      "has_results": true,
      "last_update_posted_date": "2023-02-02",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03671304"
    },
    {
      "nct_id": "NCT04632849",
      "title": "The Use of Libre to Improve Metabolic Control and Reduce Reliance on Medication",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "GEM + CGM",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "35 Years to 85 Years"
      },
      "enrollment_count": 17,
      "start_date": "2020-11-01",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2021-10-05",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04632849"
    },
    {
      "nct_id": "NCT06799481",
      "title": "Virtual Home-based Exercise Intervention (RISE) to Improve Cancer-Related Cognitive Impairment and Gut Microbiome in Adolescent and Young Adult Brain Tumor Survivors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer-related Cognitive Dysfunction",
        "Primary Brain Neoplasm"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise",
          "type": "OTHER"
        },
        {
          "name": "Behavioral Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Follow-Up",
          "type": "PROCEDURE"
        },
        {
          "name": "Internet-Based Intervention",
          "type": "OTHER"
        },
        {
          "name": "Medical Device Usage and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Resistance Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "Emory 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": 60,
      "start_date": "2025-02-13",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • Houston, Texas",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06799481"
    },
    {
      "nct_id": "NCT07783724",
      "title": "Evaluating PEARL - a Personalized Exercise Assistant Using Reinforcement Learning (Walkmate Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Lifestyle"
      ],
      "interventions": [
        {
          "name": "Mobile App Push Notification (Random Selection)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mobile App Push Notification (Behavior Science Heuristics)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mobile App Push Notification (RL)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fitbit LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "22 Years to 60 Years"
      },
      "enrollment_count": 13463,
      "start_date": "2024-02-26",
      "completion_date": "2024-08-26",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 1,
      "location_summary": "Mountain View, California",
      "locations": [
        {
          "city": "Mountain View",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07783724"
    },
    {
      "nct_id": "NCT03921840",
      "title": "A Personalized Behavioral Intervention for Older Adults With Musculoskeletal Pain and Sleep Complaints",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Pain"
      ],
      "interventions": [
        {
          "name": "ELDERFITNESS",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 27,
      "start_date": "2019-07-01",
      "completion_date": "2020-09-10",
      "has_results": true,
      "last_update_posted_date": "2022-11-04",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03921840"
    },
    {
      "nct_id": "NCT02950090",
      "title": "MobilWise: Mobile Phone Remote Coaching After Worksite Joint ADventure Exposure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "MobilWise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fitbit Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rush University 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": 61,
      "start_date": "2015-09",
      "completion_date": "2017-08-30",
      "has_results": false,
      "last_update_posted_date": "2018-05-24",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02950090"
    },
    {
      "nct_id": "NCT04942535",
      "title": "STEP Together: An Effectiveness-Implementation Study of Social Incentives and Physical Activity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Social Incentive Gamification",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Goals through Incentives to Charity",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Daily Performance Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 779,
      "start_date": "2021-09-21",
      "completion_date": "2025-10-11",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04942535"
    },
    {
      "nct_id": "NCT04806139",
      "title": "Survivors Taking Action With Remote Exercise Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Remote Enhance Fitness",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2021-04-07",
      "completion_date": "2022-10-31",
      "has_results": false,
      "last_update_posted_date": "2022-11-01",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04806139"
    },
    {
      "nct_id": "NCT04499937",
      "title": "ReCoUPS: Post-Concussion Patient Reports",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Concussion",
        "Head Injury"
      ],
      "interventions": [
        {
          "name": "Streak incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Loss-based incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Flat-fee control status quo condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Flat-Fitbit control status quo condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "13 Years to 64 Years"
      },
      "enrollment_count": 30,
      "start_date": "2019-03-03",
      "completion_date": "2021-02-05",
      "has_results": false,
      "last_update_posted_date": "2024-03-08",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04499937"
    },
    {
      "nct_id": "NCT03403400",
      "title": "\"Can A Prescribed Walking Program With or Without Monitoring Impact Dizziness in the Older Adults?\"",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dizziness"
      ],
      "interventions": [
        {
          "name": "VRWP Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "VRW Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "AdventHealth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2018-07-18",
      "completion_date": "2019-09-05",
      "has_results": true,
      "last_update_posted_date": "2020-07-02",
      "last_synced_at": "2026-10-20T22:26:13.135Z",
      "location_count": 2,
      "location_summary": "Orlando, Florida • Winter Park, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03403400"
    }
  ]
}