{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+performance&page=4",
    "query": {
      "intervention": "Cognitive performance",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 479,
    "total_pages": 48,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+performance&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+performance&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T00:42:18.283Z",
  "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": "NCT05924490",
      "title": "Cognitive Engagement and Aging Mind",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age-related Cognitive Decline"
      ],
      "interventions": [
        {
          "name": "Real-time strategy-based videogame training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Semantic Knowledge training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas at Dallas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2013-01-31",
      "completion_date": "2018-10-01",
      "has_results": false,
      "last_update_posted_date": "2023-06-29",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05924490"
    },
    {
      "nct_id": "NCT03754608",
      "title": "Validating Imaging Biomarkers of Small Vessel Disease in Diabetic Individuals Using Advanced MRI Techniques.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Small Vessel Disease of Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "MRI including cf-MRI, DTI, ASL and CVR.",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "55 Years to 90 Years"
      },
      "enrollment_count": 63,
      "start_date": "2018-11-07",
      "completion_date": "2020-08-31",
      "has_results": false,
      "last_update_posted_date": "2021-04-19",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03754608"
    },
    {
      "nct_id": "NCT05926050",
      "title": "The Acute Effects of a Dietary Supplement on Cognitive Performance in Highly Trained Athletes.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Reaction Time"
      ],
      "interventions": [
        {
          "name": "Treatment (CopaPrime+ (USANA Health Sciences)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "USANA Health Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 41,
      "start_date": "2021-09-08",
      "completion_date": "2022-08-10",
      "has_results": false,
      "last_update_posted_date": "2023-07-03",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Park City, Utah",
      "locations": [
        {
          "city": "Park City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05926050"
    },
    {
      "nct_id": "NCT04616638",
      "title": "Effects of Guided Exercise on Functional Performance and Independence in Adults With Intellectual Disability",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intellectual Disability",
        "Exercise",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Resistance Training for Empowerment (RT-POWER)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "A traditional RT intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Delaware",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "ALL",
        "summary": "18 Years to 44 Years"
      },
      "enrollment_count": 24,
      "start_date": "2018-01-17",
      "completion_date": "2019-07-31",
      "has_results": false,
      "last_update_posted_date": "2020-11-05",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Newark, Delaware",
      "locations": [
        {
          "city": "Newark",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04616638"
    },
    {
      "nct_id": "NCT03440840",
      "title": "Computer Training and Transcranial Direct Current Stimulation for Cognition in HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV-related Mild Neurocognitive Disorder"
      ],
      "interventions": [
        {
          "name": "Transcranial Direct Current Stimulation (tDCS)",
          "type": "PROCEDURE"
        },
        {
          "name": "Computer-based Cognitive Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Watching Educational Videos",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Nova Southeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2018-01-16",
      "completion_date": "2019-11-06",
      "has_results": true,
      "last_update_posted_date": "2023-09-18",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Fort Lauderdale, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03440840"
    },
    {
      "nct_id": "NCT01929889",
      "title": "Assessing the Effects of Fanapt® on Social Cognition in Schizophrenia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "Iloperidone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 19,
      "start_date": "2012-04",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2015-07-10",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01929889"
    },
    {
      "nct_id": "NCT02067689",
      "title": "Cognitive Stimulation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 18,
      "start_date": "2016-01",
      "completion_date": "2019-05-10",
      "has_results": false,
      "last_update_posted_date": "2020-01-28",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02067689"
    },
    {
      "nct_id": "NCT00494520",
      "title": "Cognitive Therapy to Improve Word Finding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anomia",
        "Aphasia",
        "Traumatic Brain Injury",
        "Cerebrovascular Accident"
      ],
      "interventions": [
        {
          "name": "Errorful training condition",
          "type": "PROCEDURE"
        },
        {
          "name": "Errorless training condition",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 78,
      "start_date": "2004-07",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2017-09-19",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00494520"
    },
    {
      "nct_id": "NCT01120860",
      "title": "Magnetic Resonance Imaging (MRI) and Decline of Aging Aviator Performance",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Age-related Cognitive Decline"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Palo Alto Veterans Institute for Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "45 Years to 100 Years"
      },
      "enrollment_count": 67,
      "start_date": "2002-11",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2017-02-28",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01120860"
    },
    {
      "nct_id": "NCT04800588",
      "title": "Computerized Tests of Cognitive Decline in Presymptomatic Alzheimer's Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease",
        "Cognitive Decline",
        "Aging"
      ],
      "interventions": [
        {
          "name": "California Cognitive Assessment Battery",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Neurobehavioral Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 2000,
      "start_date": "2021-05-05",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-10-23T00:42:18.283Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04800588"
    }
  ]
}