{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Processing+Speed",
    "query": {
      "condition": "Visual Processing Speed"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:42:38.376Z",
  "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": "NCT01165463",
      "title": "Iowa Healthy and Active Minds Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Processing Speed"
      ],
      "interventions": [
        {
          "name": "SOPT basic training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Crossword Puzzles",
          "type": "BEHAVIORAL"
        },
        {
          "name": "SOPT booster training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fredric D Wolinsky",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 681,
      "start_date": "2009-09",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2019-06-21",
      "last_synced_at": "2026-05-22T09:42:38.376Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01165463"
    },
    {
      "nct_id": "NCT02017418",
      "title": "The Effects of a Zeaxanthin Intervention on Visuomotor Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Behavior and Behavior Mechanisms"
      ],
      "interventions": [
        {
          "name": "zeaxanthin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "combinatory supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Georgia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 102,
      "start_date": "2012-02",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2015-05-27",
      "last_synced_at": "2026-05-22T09:42:38.376Z",
      "location_count": 1,
      "location_summary": "Athens, Georgia",
      "locations": [
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02017418"
    },
    {
      "nct_id": "NCT05530148",
      "title": "Effects of a Complex, Partnered Martial Arts-based Intervention on Cognitive Processing.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Change",
        "Processing, Visual Spatial"
      ],
      "interventions": [
        {
          "name": "Martial Arts Training Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Flexing, Toning and Balance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 72,
      "start_date": "2022-09-01",
      "completion_date": "2023-04-17",
      "has_results": false,
      "last_update_posted_date": "2023-05-11",
      "last_synced_at": "2026-05-22T09:42:38.376Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05530148"
    },
    {
      "nct_id": "NCT01763216",
      "title": "Improving Mood in Assisted Living Settings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depressive Symptoms",
        "Clinical Depression"
      ],
      "interventions": [
        {
          "name": "Road Tour",
          "type": "OTHER"
        },
        {
          "name": "Boatload of Crosswords",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Marianne Smith",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 351,
      "start_date": "2013-02",
      "completion_date": "2020-11-06",
      "has_results": false,
      "last_update_posted_date": "2020-11-09",
      "last_synced_at": "2026-05-22T09:42:38.376Z",
      "location_count": 32,
      "location_summary": "Amana, Iowa • Bettendorf, Iowa • Carlisle, Iowa + 17 more",
      "locations": [
        {
          "city": "Amana",
          "state": "Iowa"
        },
        {
          "city": "Bettendorf",
          "state": "Iowa"
        },
        {
          "city": "Carlisle",
          "state": "Iowa"
        },
        {
          "city": "Cedar Falls",
          "state": "Iowa"
        },
        {
          "city": "Cedar Rapids",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01763216"
    },
    {
      "nct_id": "NCT00526942",
      "title": "Behavioral and Physiological Effects of Visual Training",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "SAAGE-designed, visual memory-based cognitive training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Posit Science Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2007-08",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2007-09-11",
      "last_synced_at": "2026-05-22T09:42:38.376Z",
      "location_count": 1,
      "location_summary": "San Francisco Bay Area, California",
      "locations": [
        {
          "city": "San Francisco Bay Area",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00526942"
    },
    {
      "nct_id": "NCT01173874",
      "title": "Efficacy of Cognitive Remediation in Patients With Schizophrenia or Schizoaffective Disorder Stabilized on Lurasidone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Cognitive Remediation",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "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": 120,
      "start_date": "2010-07",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2017-04-11",
      "last_synced_at": "2026-05-22T09:42:38.376Z",
      "location_count": 16,
      "location_summary": "Granada Hills, California • Orange, California • New Haven, Connecticut + 11 more",
      "locations": [
        {
          "city": "Granada Hills",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01173874"
    },
    {
      "nct_id": "NCT06217575",
      "title": "Brain Research Assessing Impacts of Neurophysiological Processing Speed Training in Veterans",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Traumatic Brain Injury",
        "Mild Traumatic Brain Injury",
        "Aging",
        "Cognitive Decline"
      ],
      "interventions": [
        {
          "name": "Alpha neurofeedback training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Visual Attention Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 36,
      "start_date": "2025-07-01",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2025-08-29",
      "last_synced_at": "2026-05-22T09:42:38.376Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06217575"
    }
  ]
}