{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Manipulation+of+Sleep+Duration",
    "query": {
      "intervention": "Manipulation of Sleep Duration"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Manipulation+of+Sleep+Duration&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T04:51:35.433Z",
  "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": "NCT05910762",
      "title": "Human Learning of New Structured Information Across Time and Sleep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Learning",
        "Humans",
        "Consolidation",
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Associative inference",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Category learning",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sleep",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 119,
      "start_date": "2023-06-05",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-20T04:51:35.433Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05910762"
    },
    {
      "nct_id": "NCT04792697",
      "title": "Experimental Manipulation of Sleep and Circadian Rhythms and the Role Played on Reward Function in Teens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delayed Sleep Phase Syndrome"
      ],
      "interventions": [
        {
          "name": "Increase morning bright light",
          "type": "OTHER"
        },
        {
          "name": "Decrease evening blue light",
          "type": "OTHER"
        },
        {
          "name": "Sleep Scheduling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Monitor sleep, mood, and substance use",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "13 Years to 15 Years"
      },
      "enrollment_count": 115,
      "start_date": "2021-05-01",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-10-20T04:51:35.433Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04792697"
    },
    {
      "nct_id": "NCT05684094",
      "title": "Mechanisms of Risky Alcohol Use in Young Adults: Linking Sleep to Reward- and Stress-Related Brain Function",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "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": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 90,
      "start_date": "2023-09-07",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-10-20T04:51:35.433Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05684094"
    },
    {
      "nct_id": "NCT06533345",
      "title": "VCOM Pain Free Research Collaborative",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Behavior Change Coaching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nutrition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Autonomic Recalibration",
          "type": "OTHER"
        },
        {
          "name": "Dry Needling",
          "type": "PROCEDURE"
        },
        {
          "name": "Osteopathic Manipulative Treatment",
          "type": "OTHER"
        },
        {
          "name": "Counseling Psychology",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Multiple Treatments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Edward Via Virginia College of Osteopathic Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 120,
      "start_date": "2024-08-30",
      "completion_date": "2027-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-10-20T04:51:35.433Z",
      "location_count": 1,
      "location_summary": "Auburn, Alabama",
      "locations": [
        {
          "city": "Auburn",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06533345"
    },
    {
      "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": "2026-10-20T04:51:35.433Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05691439"
    },
    {
      "nct_id": "NCT04142177",
      "title": "Sequential and Comparative Evaluation of Pain Treatment Effectiveness Response",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Pain EASE",
          "type": "OTHER"
        },
        {
          "name": "Tailored exercise",
          "type": "PROCEDURE"
        },
        {
          "name": "Continued Care and Active Monitoring",
          "type": "OTHER"
        },
        {
          "name": "Cognitive Behavioral Therapy (CBT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spinal Manipulation Therapy (SMT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Yoga",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2529,
      "start_date": "2022-06-13",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-10-20T04:51:35.433Z",
      "location_count": 19,
      "location_summary": "Phoenix, Arizona • Loma Linda, California • Long Beach, California + 16 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04142177"
    },
    {
      "nct_id": "NCT03806296",
      "title": "Delayed Sleep Timing in Teens Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delayed Sleep Phase"
      ],
      "interventions": [
        {
          "name": "Increase morning bright light",
          "type": "OTHER"
        },
        {
          "name": "Decrease evening blue light",
          "type": "OTHER"
        },
        {
          "name": "Sleep scheduling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Monitor sleep, mood, and substance use",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "16 Years to 19 Years"
      },
      "enrollment_count": 142,
      "start_date": "2018-12-03",
      "completion_date": "2024-11-30",
      "has_results": true,
      "last_update_posted_date": "2025-08-26",
      "last_synced_at": "2026-10-20T04:51:35.433Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03806296"
    },
    {
      "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": "2026-10-20T04:51:35.433Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05381532"
    },
    {
      "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": "2026-10-20T04:51:35.433Z",
      "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": "NCT03643848",
      "title": "Sleep and Emotional Memory in Peripubertal Anxiety",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Sleep with Sound Cues",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sleep with Sham Cues",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Florida International University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "10 Years to 13 Years"
      },
      "enrollment_count": 58,
      "start_date": "2018-06-01",
      "completion_date": "2024-03-01",
      "has_results": true,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-10-20T04:51:35.433Z",
      "location_count": 2,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03643848"
    }
  ]
}