{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Physiological+Responses&page=2",
    "query": {
      "condition": "Physiological Responses",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Physiological+Responses&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T12:01:35.007Z",
  "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": "NCT06912932",
      "title": "Physiological and Perceptual Responses During 4-Second Exercise",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Fitness"
      ],
      "interventions": [
        {
          "name": "Preventive",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 11,
      "start_date": "2023-04-04",
      "completion_date": "2024-10-02",
      "has_results": false,
      "last_update_posted_date": "2025-04-06",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06912932"
    },
    {
      "nct_id": "NCT03020550",
      "title": "Correlates of GERD Symptom Severity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "GERD"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 24,
      "start_date": "2017-05-22",
      "completion_date": "2019-05-07",
      "has_results": true,
      "last_update_posted_date": "2021-01-15",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03020550"
    },
    {
      "nct_id": "NCT00029627",
      "title": "Brain Receptors in Sympathetic Nervous System Regulation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Yohimbine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "2002-01",
      "completion_date": "2004-12",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00029627"
    },
    {
      "nct_id": "NCT06573034",
      "title": "Daoist Zhanzhuang and Human Flourishing",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress, Physiological",
        "Stress, Psychological",
        "Inflammatory Response",
        "Well-Being, Psychological"
      ],
      "interventions": [
        {
          "name": "Daoist Zhanzhuang",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham Wall Squat",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Charlotte",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 120,
      "start_date": "2024-08-29",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06573034"
    },
    {
      "nct_id": "NCT04448925",
      "title": "Physiological Responses to Maximal 4-s Sprint Interval Cycling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise, Cardiovascular Function, Fatigue, Muscular Power"
      ],
      "interventions": [
        {
          "name": "inertial-load exercise (ILE)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas at Austin",
      "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": 16,
      "start_date": "2019-01-10",
      "completion_date": "2020-06-20",
      "has_results": false,
      "last_update_posted_date": "2020-06-26",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04448925"
    },
    {
      "nct_id": "NCT01050101",
      "title": "The Effects of Fiber on Appetite and Digestion Hormones",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Psychological Phenomena and Processes",
        "Nutrition Physiological Phenomena"
      ],
      "interventions": [
        {
          "name": "No fiber",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low GI high fiber viscous meal",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low GI high fiber non-viscous",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Clinical Nutrition Research Center, Illinois Institute of Technology",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 22,
      "start_date": "2008-08-01",
      "completion_date": "2018-12-19",
      "has_results": false,
      "last_update_posted_date": "2021-01-27",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01050101"
    },
    {
      "nct_id": "NCT06083766",
      "title": "Metabolic and Physiologic Responses to Hormone Therapy in Transgender and Gender Diverse People",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Effects of GAHT, on Skeletal Muscle in TGD"
      ],
      "interventions": [
        {
          "name": "hormone therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "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": 24,
      "start_date": "2024-01-04",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06083766"
    },
    {
      "nct_id": "NCT01808248",
      "title": "Sofosbuvir (GS-7977) in Combination With PEG and Ribavirin for 12 Weeks in Treatment Experienced Subjects With Chronic HCV Infection Genotype 2 or 3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "SOF",
          "type": "DRUG"
        },
        {
          "name": "PEG",
          "type": "DRUG"
        },
        {
          "name": "RBV",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2013-02",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2014-09-12",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01808248"
    },
    {
      "nct_id": "NCT06532474",
      "title": "Exploring the Physiologic, Pharmacodynamic, and Clinical Responses of Skeletal Muscle in Patients With Spinal Muscular Atrophy Treated With SMN-Directed Therapies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Spinal Muscular Atrophy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "5 Years to 20 Years"
      },
      "enrollment_count": 24,
      "start_date": "2025-10-29",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06532474"
    },
    {
      "nct_id": "NCT01616485",
      "title": "Study to Evaluate Hemodynamic Response to to a Sublingual Dose of Glyceryl Trinitrate in Subjects Receiving TA-1790, Sildenafil Citrate, and Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Erectile Dysfunction"
      ],
      "interventions": [
        {
          "name": "TA-1790",
          "type": "DRUG"
        },
        {
          "name": "Sildenafil citrate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Nitrostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VIVUS LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "60 Years",
        "sex": "MALE",
        "summary": "30 Years to 60 Years · Male only"
      },
      "enrollment_count": 106,
      "start_date": "2004-03",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2012-06-14",
      "last_synced_at": "2026-07-24T12:01:35.007Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01616485"
    }
  ]
}