{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Napping",
    "query": {
      "intervention": "Napping"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 76,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Napping&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T15:12:53.920Z",
  "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": "NCT00874510",
      "title": "A Randomized Controlled Trial of Mandatory Naps for Physicians in Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "Mandatory Naps",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 352,
      "start_date": "2009-06",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2016-02-19",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00874510"
    },
    {
      "nct_id": "NCT05074277",
      "title": "Skeletal Response to Simulated Night Shift",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoporosis",
        "Circadian Rhythm Sleep Disorder, Shift Work Type"
      ],
      "interventions": [
        {
          "name": "Simulated short term night shift work schedule",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "20 Years to 40 Years"
      },
      "enrollment_count": 20,
      "start_date": "2022-02-08",
      "completion_date": "2025-12-18",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05074277"
    },
    {
      "nct_id": "NCT04141722",
      "title": "Age-Related Changes in Sleep-Dependent Emotional Memory",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Age",
        "Emotional Valence"
      ],
      "interventions": [
        {
          "name": "Overnight sleep",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wake",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Massachusetts, Amherst",
      "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": 80,
      "start_date": "2018-12-11",
      "completion_date": "2020-05-31",
      "has_results": false,
      "last_update_posted_date": "2019-10-28",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "Amherst, Massachusetts",
      "locations": [
        {
          "city": "Amherst",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04141722"
    },
    {
      "nct_id": "NCT01429116",
      "title": "Tasimelteon for the Treatment of Non-24-hour Sleep-Wake Disorder (N24HSWD) in Blind Individuals With no Light Perception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non-24-Hour Sleep-Wake Disorder"
      ],
      "interventions": [
        {
          "name": "tasimelteon",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2011-10",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2015-04-21",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Orange, California • Palo Alto, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01429116"
    },
    {
      "nct_id": "NCT03285880",
      "title": "The Benefits of Naps on Cognitive, Emotional, and Motor Learning in Preschoolers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Napping",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Massachusetts, Amherst",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "33 Months",
        "maximum_age": "60 Months",
        "sex": "ALL",
        "summary": "33 Months to 60 Months"
      },
      "enrollment_count": 361,
      "start_date": "2017-09-01",
      "completion_date": "2022-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-12-05",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "Amherst, Massachusetts",
      "locations": [
        {
          "city": "Amherst",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03285880"
    },
    {
      "nct_id": "NCT06883006",
      "title": "Regulation of Emotion, Sleep Extension, and mTBI",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mild Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Sleep Extension",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Merrimack College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 60,
      "start_date": "2025-02-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-09",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "North Andover, Massachusetts",
      "locations": [
        {
          "city": "North Andover",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06883006"
    },
    {
      "nct_id": "NCT02176785",
      "title": "The Effect of Pre-Frontal tDCS on Sleep Propensity During an Afternoon Nap: RCT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep"
      ],
      "interventions": [
        {
          "name": "transcranial Direct Current Stimulation (tDCS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 10,
      "start_date": "2014-06",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2018-08-02",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02176785"
    },
    {
      "nct_id": "NCT03208049",
      "title": "Predictors of Response to Insomnia Treatments for Gulf War Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Behavioral Therapy (BT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Therapy (CT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2017-08-01",
      "completion_date": "2023-05-21",
      "has_results": true,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 3,
      "location_summary": "Palo Alto, California • Washington D.C., District of Columbia • East Orange, New Jersey",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "East Orange",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03208049"
    },
    {
      "nct_id": "NCT06547086",
      "title": "Rapid Eye Movement Restoration and Enhancement for Sleep-deprived Trauma-adaptation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Transcranial electrical stimulation with Temporal Interference (TES-TI)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 72,
      "start_date": "2024-07-10",
      "completion_date": "2026-02-06",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06547086"
    },
    {
      "nct_id": "NCT01921842",
      "title": "Child Care Wellness Study on Nutrition and Physical Activity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "NAP-SACC Child Care Wellness Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "2 Years to 5 Years"
      },
      "enrollment_count": 18,
      "start_date": "2008-01",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2013-08-13",
      "last_synced_at": "2026-09-04T15:12:53.920Z",
      "location_count": 1,
      "location_summary": "Wilmington, North Carolina",
      "locations": [
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01921842"
    }
  ]
}