{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dim+Light+Exposure",
    "query": {
      "intervention": "Dim Light Exposure"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 27,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dim+Light+Exposure&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T10:46:08.397Z",
  "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": "NCT07391852",
      "title": "Circadian Light Exposure Adjustment for Restfulness",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Onset Latency"
      ],
      "interventions": [
        {
          "name": "Amber Tinted Glasses",
          "type": "DEVICE"
        },
        {
          "name": "Clear Glasses",
          "type": "DEVICE"
        },
        {
          "name": "Smart Lightbulbs",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Months",
        "maximum_age": "83 Months",
        "sex": "ALL",
        "summary": "60 Months to 83 Months"
      },
      "enrollment_count": 60,
      "start_date": "2026-01-15",
      "completion_date": "2030-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07391852"
    },
    {
      "nct_id": "NCT05823090",
      "title": "Light Therapy for Depression in Adolescent Outpatients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression",
        "Adolescent - Emotional Problem"
      ],
      "interventions": [
        {
          "name": "light box (Carex DayLight Classic Model)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ann & Robert H Lurie Children's Hospital of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 9,
      "start_date": "2021-12-21",
      "completion_date": "2022-11-08",
      "has_results": false,
      "last_update_posted_date": "2023-04-25",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05823090"
    },
    {
      "nct_id": "NCT07218289",
      "title": "Green Light for Post-Operative Wellness",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Bright Green Light Therapy",
          "type": "DEVICE"
        },
        {
          "name": "Dim White Light Therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rebecca E Kotcher, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2026-01-14",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-12",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07218289"
    },
    {
      "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": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06104280"
    },
    {
      "nct_id": "NCT06471374",
      "title": "Pathophysiology of Circadian Rhythm Delayed Sleep Wake Phase Disorder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delayed Sleep Phase Syndrome",
        "Delayed Sleep Phase"
      ],
      "interventions": [
        {
          "name": "Circadian rhythm assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Light sensitivity assessment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Boulder",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "16 Years to 40 Years"
      },
      "enrollment_count": 66,
      "start_date": "2024-04-02",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 2,
      "location_summary": "Boulder, Colorado • Chicago, Illinois",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06471374"
    },
    {
      "nct_id": "NCT07329283",
      "title": "Nighttime Synchrony of Your Nutrition and Circadian Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Metabolism Changes",
        "Circadian Rhythm",
        "Lifestyle Factors",
        "Sleep Hygiene",
        "Sleep Hygiene, Inadequate",
        "Sleep Deprivation",
        "Insufficient Sleep",
        "Circadian Misalignment",
        "Circadian Dysregulation",
        "Light Exposure"
      ],
      "interventions": [
        {
          "name": "Central Clock Misalignment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peripheral Misalignment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "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": 120,
      "start_date": "2025-12-19",
      "completion_date": "2031-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07329283"
    },
    {
      "nct_id": "NCT02677987",
      "title": "The \"Light for the Brain\" Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic Stem Cell Transplantation",
        "Cognitive Impairments",
        "Sleep",
        "Depression",
        "Fatigue",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Intervention systematic light exposure",
          "type": "DEVICE"
        },
        {
          "name": "Comparison systematic light exposure",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2016-04",
      "completion_date": "2021-03",
      "has_results": true,
      "last_update_posted_date": "2022-04-18",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02677987"
    },
    {
      "nct_id": "NCT01350505",
      "title": "Toileting at Night in Older Adults: Light to Maximize Balance, Minimize Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Falls",
        "Balance",
        "Insomnia",
        "Aging"
      ],
      "interventions": [
        {
          "name": "White light exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dim white light exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Very dim white light exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dim orange light exposure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "55 Years to 85 Years"
      },
      "enrollment_count": 21,
      "start_date": "2013-10-15",
      "completion_date": "2017-06-30",
      "has_results": true,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01350505"
    },
    {
      "nct_id": "NCT06192745",
      "title": "SCREENS: Sleep, Circadian Rhythms, and Electronics in the EveNing Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Circadian Rhythm",
        "Executive Function",
        "Emotion Regulation"
      ],
      "interventions": [
        {
          "name": "no screen control with dim light and calming activities",
          "type": "BEHAVIORAL"
        },
        {
          "name": "unfiltered Bright tablet screen",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Filtered dim tablet screen",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exciting content",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Calming Content",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "8 Years to 11 Years"
      },
      "enrollment_count": 220,
      "start_date": "2025-01-10",
      "completion_date": "2028-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06192745"
    },
    {
      "nct_id": "NCT02954809",
      "title": "Feasibility of Bright Light Therapy on Fatigue, Sleep and Circadian Activity Rhythms in Lung Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fatigue",
        "Sleep Disturbance",
        "Circadian Dysregulation"
      ],
      "interventions": [
        {
          "name": "Morning bright light therapy",
          "type": "DEVICE"
        },
        {
          "name": "Dim light",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "State University of New York at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2016-10",
      "completion_date": "2018-01",
      "has_results": true,
      "last_update_posted_date": "2025-05-01",
      "last_synced_at": "2026-09-07T10:46:08.397Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02954809"
    }
  ]
}