{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Habitual+sleep",
    "query": {
      "intervention": "Habitual sleep"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 66,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Habitual+sleep&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T02:19:57.101Z",
  "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": "NCT02835261",
      "title": "Impact of Sleep Restriction in Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Cardiovascular Disease",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Sleep Restriction",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 75 Years · Female only"
      },
      "enrollment_count": 54,
      "start_date": "2016-09-01",
      "completion_date": "2021-02-25",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02835261"
    },
    {
      "nct_id": "NCT06592521",
      "title": "OPTI-FREE Family STUDY",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contact Lens Care"
      ],
      "interventions": [
        {
          "name": "OPTI-FREE EXPRESS MPDS and Alcon contact lens case",
          "type": "DEVICE"
        },
        {
          "name": "OPTI-FREE PureMoist MPDS and Alcon contact lens case",
          "type": "DEVICE"
        },
        {
          "name": "OPTI-FREE REPLENISH MPDS and Alcon contact lens case",
          "type": "DEVICE"
        },
        {
          "name": "Habitual contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2025-10",
      "completion_date": "2026-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-16",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06592521"
    },
    {
      "nct_id": "NCT02770118",
      "title": "Effects of Sleep Restriction on BAT Activation in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Deprivation",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Partial Sleep Restriction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Total Sleep Deprivation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Habitual Sleep",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "20 Years to 49 Years"
      },
      "enrollment_count": 4,
      "start_date": "2016-01",
      "completion_date": "2017-07",
      "has_results": false,
      "last_update_posted_date": "2017-07-19",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02770118"
    },
    {
      "nct_id": "NCT07744711",
      "title": "Real-World Use of an iPad-Based Light Therapy App, With Optional Biomarker Collection",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Circadian Rhythms"
      ],
      "interventions": [
        {
          "name": "Circadian OS iPad-based light app",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Circadian OS, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-07-17",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07744711"
    },
    {
      "nct_id": "NCT07480109",
      "title": "Increased Dietary Protein Intake During GLP-1 Medication Use (in Middle-aged Women With Overweight/Obesity)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Women (Between 30 to 60 Years Old)"
      ],
      "interventions": [
        {
          "name": "Protein Rich Foods",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 60 Years · Female only"
      },
      "enrollment_count": 75,
      "start_date": "2026-06-01",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 2,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07480109"
    },
    {
      "nct_id": "NCT06535178",
      "title": "The Influence of Sleep on Cardiovascular Outcomes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Circadian Rhythm",
        "Cardiometabolic Health",
        "Vascular Health",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Sleep Regularity Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 30,
      "start_date": "2024-07-01",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06535178"
    },
    {
      "nct_id": "NCT02457832",
      "title": "Motor Training in PD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Adapted Tango Dancing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral Control (BC) Condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 87,
      "start_date": "2015-06-01",
      "completion_date": "2023-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02457832"
    },
    {
      "nct_id": "NCT06104280",
      "title": "Medications for Opioid Use Disorder Photosensitive Retinal Ganglion Cell Function, Sleep, and Circadian Rhythms: Implications for Treatment",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Use Disorder",
        "Sleep Disturbance"
      ],
      "interventions": [
        {
          "name": "Post-Illumination Pupillary Response (PIPR)",
          "type": "OTHER"
        },
        {
          "name": "Polysomnography",
          "type": "OTHER"
        },
        {
          "name": "Multiple Sleep Latency Test",
          "type": "OTHER"
        },
        {
          "name": "Ecological Momentary Assessments",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Actigraphy",
          "type": "DEVICE"
        },
        {
          "name": "DLMO",
          "type": "OTHER"
        },
        {
          "name": "Melatonin Suppression Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 200,
      "start_date": "2025-01-06",
      "completion_date": "2029-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06104280"
    },
    {
      "nct_id": "NCT04100967",
      "title": "Examining the Longitudinal Relationship Between Sleep and Weight Gain in College Students",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy",
        "Overweight"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Oakland University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "17 Years to 22 Years"
      },
      "enrollment_count": 116,
      "start_date": "2017-06-14",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-04-27",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "Rochester, Michigan",
      "locations": [
        {
          "city": "Rochester",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04100967"
    },
    {
      "nct_id": "NCT06455969",
      "title": "Adaptions and Resiliency to Multi-Stressor OpeRations",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Musculoskeletal Injury",
        "Hypogonadism",
        "Hormonal Contraception"
      ],
      "interventions": [
        {
          "name": "Goserelin 3.6 MG",
          "type": "DRUG"
        },
        {
          "name": "Multi-Stressor Training",
          "type": "OTHER"
        },
        {
          "name": "Testosterone gel (AndroGel 5g)",
          "type": "DRUG"
        },
        {
          "name": "Testosterone gel (AndroGel 1.25g)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Bradley Nindl",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 120,
      "start_date": "2024-07-15",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-10T02:19:57.101Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06455969"
    }
  ]
}