{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sleep+timing&page=2",
    "query": {
      "intervention": "Sleep timing",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sleep+timing&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-16T10:52:51.301Z",
  "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": "NCT04992611",
      "title": "Sleep Timing, Eating and Activity Measurement Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Circadian Rhythm Disorders",
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Sleep Extension (Early)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sleep Extension (Late)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "14 Years to 18 Years"
      },
      "enrollment_count": 190,
      "start_date": "2021-07-16",
      "completion_date": "2025-07-26",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04992611"
    },
    {
      "nct_id": "NCT06736548",
      "title": "Sleep Treatment Education Program for Cancer Survivors: STEP-Together",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Insomnia Chronic",
        "Survivorship"
      ],
      "interventions": [
        {
          "name": "The Sleep Treatment Education Program Together (STEP-Together)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Coaching Session",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 100,
      "start_date": "2025-06-25",
      "completion_date": "2027-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06736548"
    },
    {
      "nct_id": "NCT07408206",
      "title": "Sleep, Dreaming, and Virtual Reality for Mental Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Dream Yoga Inspired Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sleep Health Enhancement Program (SHEP)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2026-01-15",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 2,
      "location_summary": "Evanston, Illinois • Charlottesville, Virginia",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07408206"
    },
    {
      "nct_id": "NCT04211506",
      "title": "Comparison Across Multiple Types of Sleep Deprivation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Deprivation",
        "Sleep Restriction"
      ],
      "interventions": [
        {
          "name": "Controlled sleep",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Civil Aerospace Medical Institute",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "20 Years to 45 Years"
      },
      "enrollment_count": 59,
      "start_date": "2020-08-25",
      "completion_date": "2023-09-12",
      "has_results": false,
      "last_update_posted_date": "2023-09-29",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04211506"
    },
    {
      "nct_id": "NCT05691439",
      "title": "Mechanisms of Depression and Anhedonia in Adolescents: Linking Sleep to Reward- and Stress-Related Brain Function",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression in Adolescence"
      ],
      "interventions": [
        {
          "name": "Sleep extension and advance",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Regular sleep duration and timing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oregon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "14 Years to 18 Years"
      },
      "enrollment_count": 150,
      "start_date": "2023-03-27",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-17",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05691439"
    },
    {
      "nct_id": "NCT07444671",
      "title": "Impact of Time-restricted Eating on Sleep, Glucose and Insulin Sensitivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Time Restricted Eating"
      ],
      "interventions": [
        {
          "name": "Time restricted eating",
          "type": "OTHER"
        },
        {
          "name": "Control eating",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Colorado State University",
      "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": 13,
      "start_date": "2018-12-07",
      "completion_date": "2021-05-25",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Fort Collins, Colorado",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07444671"
    },
    {
      "nct_id": "NCT05381532",
      "title": "Menstrual-phase-dependent Differences in Response to Sleep Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Deprivation"
      ],
      "interventions": [
        {
          "name": "Controlled sleep",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 29,
      "start_date": "2022-10-17",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05381532"
    },
    {
      "nct_id": "NCT02585830",
      "title": "Sleep Timing and Insulin Resistance in Adolescents With Obesity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "15 Years to 19 Years"
      },
      "enrollment_count": 25,
      "start_date": "2015-10",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2020-02-19",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02585830"
    },
    {
      "nct_id": "NCT01855126",
      "title": "Individually Tailored Lighting System to Improve Sleep in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Disturbances"
      ],
      "interventions": [
        {
          "name": "Blue light",
          "type": "OTHER"
        },
        {
          "name": "Red light",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Rensselaer Polytechnic Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2013-03",
      "completion_date": "2017-04",
      "has_results": true,
      "last_update_posted_date": "2019-01-29",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Troy, New York",
      "locations": [
        {
          "city": "Troy",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01855126"
    },
    {
      "nct_id": "NCT06366399",
      "title": "The Acute T-Rex (Timing of Resistance Exercise) Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2",
        "Insulin Resistance",
        "Glucose Intolerance",
        "Sleep Disturbance",
        "Overweight or Obesity",
        "Insulin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Resistance Exercise Timing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "74 Years",
        "sex": "ALL",
        "summary": "50 Years to 74 Years"
      },
      "enrollment_count": 20,
      "start_date": "2023-11-15",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-03",
      "last_synced_at": "2026-09-16T10:52:51.301Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06366399"
    }
  ]
}