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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Pulmonary function testing. Clear all
Recruiting Phase 1 Interventional Accepts healthy volunteers

: Vascular Function in Health and Disease

NCT02966665
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Pulmonary Artery Hypertension, Heart Failure, Hypertension
Interventions
Maximum Exercise Tests, BH4, L-NMMA, Vitamin C, Vitamin E, α-Lipoic Acid and L-Ascorbate, BQ-123, Fexofenadine, Ranitidine, Angiotensin-II, Valsartan, Acetylcholine, Sodium Nitroprusside, Angiotensin-II, Norepinephrine, Phentolamine, BQ-123, MitoQ, BH4
Other · Drug
Lead sponsor
Russell Richardson
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Sep 8, 2026, 6:28 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Evaluating the Impact of a Virtually Supervised Exercise Intervention and Group Counseling on Inflammation and the Microbiome of Smokers at High Risk for Lung Cancer, BE FIT Trial

NCT06445192
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Best Practice, Biospecimen Collection, Exercise Counseling, Exercise Intervention, Medical Device Usage and Evaluation, Physical Performance Testing, Questionnaire Administration, Telemedicine
Other · Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
40 Years to 80 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Sep 8, 2026, 6:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Identifying Unique Pathogenic Macrophages in Systemic Sclerosis-ILD

NCT03438032
View directory record Official record
Conditions
Fibrosis Lung, Systemic Sclerosis
Interventions
Bronchoscopy with lavage
Diagnostic Test
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Sep 8, 2026, 6:28 PM EDT
Completed No phase listed Observational

Evaluation and Treatment of Patients With Lung Disease Not Participating in Research

NCT00001621
View directory record Official record
Conditions
Pulmonary Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
8 Years to 99 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 27, 2020 · Synced Sep 8, 2026, 6:28 PM EDT
Completed Not applicable Interventional Results available

Online Dietary and Resistance Training to Improve Physical Function in Older Cancer Survivors, E-PROOF Trial

NCT06016725
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Stage I Colorectal Cancer AJCC v8, Stage I Prostate Cancer AJCC v8, Stage II Colorectal Cancer AJCC v8, Stage II Prostate Cancer AJCC v8, Stage III Colorectal Cancer AJCC v8, Stage III Prostate Cancer AJCC v8
Interventions
Exercise Intervention, Informational Intervention, Nutritional Assessment, Physical Performance Testing, Quality-of-Life Assessment, Questionnaire Administration
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
65 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 1, 2026 · Synced Sep 8, 2026, 6:28 PM EDT
Active, not recruiting No phase listed Observational

ARDS in Children and ECMO Initiation Strategies Impact on Neurodevelopment (ASCEND)

NCT05388708
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Extracorporeal Membrane Oxygenation
Interventions
ECMO support, PROSpect protocolized therapies
Device · Other
Lead sponsor
University of Michigan
Other
Eligibility
14 Days to 20 Years
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
72
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 62 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 8, 2026, 6:28 PM EDT
Recruiting No phase listed Observational

Lung Function Monitoring During Hypoxemia Episodes

NCT06535074
View directory record Official record
Conditions
Hypoxemia of Newborn
Interventions
Detecting changes in lung volume with hypoxemia episodes
Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
Not listed
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 8, 2026, 6:28 PM EDT
Completed Not applicable Interventional

Low Risk Acute Coronary Syndrome

NCT01703156
View directory record Official record
Conditions
Low Risk Acute Coronary Syndrome
Interventions
Stress Test, No Stress Test
Procedure
Lead sponsor
University of Oklahoma
Other
Eligibility
30 Years to 75 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 11, 2017 · Synced Sep 8, 2026, 6:28 PM EDT
Withdrawn No phase listed Observational

Patient Function/Fitness and Psychosocial Health in Improving Health-Related Quality of Life in Patients With Stage I-IV Non-Small Cell Lung Cancer

NCT02835066
View directory record Official record
Conditions
Smoking, Lung Neoplasms
Interventions
Integrated Fitness Assessment, Psychosocial Assessment and Care, Quality-of-Life Assessment
Other · Procedure
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 26, 2018 · Synced Sep 8, 2026, 6:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pollutant Altered Allergic Responses

NCT00011440
View directory record Official record
Conditions
Allergic Rhinitis, Allergy
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2002
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 22, 2006 · Synced Sep 8, 2026, 6:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Newborn Screening for Critical Congenital Heart Disease

NCT01765205
View directory record Official record
Conditions
Congenital Cardiovascular Malformation
Interventions
Pulse Oximetry using the INVOS (In Vivo Optical Spectroscopy) Cerebral/Somatic Oximeter
Device
Lead sponsor
University of Florida
Other
Eligibility
12 Hours to 2 Weeks
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 13, 2014 · Synced Sep 8, 2026, 6:28 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Effects of Vitamin D and Omega-3 Supplementation on Telomeres in VITAL

NCT04386577
View directory record Official record
Conditions
Aging
Interventions
Vitamin D3 (cholecalciferol), fish oil
Dietary Supplement · Drug
Lead sponsor
Augusta University
Other
Eligibility
50 Years and older
Enrollment
1,054 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Sep 8, 2026, 6:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Psychophysiological Effects of Controlled Respiration and Mindfulness

NCT05304000
View directory record Official record
Conditions
Stress, Physiological, Stress, Emotional, Insomnia
Interventions
Mindfulness Meditation, Cyclic Sighing Breathing, Box Breathing, Cyclic Hyperventilation with Retention
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Sep 8, 2026, 6:28 PM EDT
Recruiting No phase listed Observational

Non-invasive Functional Assessment and Pathogenesis of Morquio A

NCT05284006
View directory record Official record
Conditions
Mucopolysaccharidosis IV Type A, Morquio A Syndrome, MPS IVA
Interventions
Imaging, gait analysis, growth, joint test, hearing test, questionnaire, etc.
Diagnostic Test
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 8, 2026, 6:28 PM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Phase Resolved Functional Lung MRI and Oscillometry for the Observation of Healthy Lung Function

NCT07614685
View directory record Official record
Conditions
Breathing, Lung Function Decreased, MRI Imaging, Healthy
Interventions
Airway Oscillometer, Phase Resolved Functional Lung MRI
Device · Diagnostic Test
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 8, 2026, 6:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Imaging Lung Function Using Oxygen Enhanced MRI

NCT01731015
View directory record Official record
Conditions
COPD, Asthma, Cystic Fibrosis, Emphysema, Small Airways Disease
Interventions
Medical Grade Oxygen
Drug
Lead sponsor
Hal C Charles
Other
Eligibility
18 Years to 90 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 21, 2014 · Synced Sep 8, 2026, 6:28 PM EDT
Completed Not applicable Interventional

ProspEctive First Evaluation in Chest Pain Trial

NCT01604655
View directory record Official record
Conditions
Chest Pain, Shortness of Breath, Suspected Acute Coronary Syndrome
Interventions
Coronary CT Angiography, Stress Test
Procedure
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
45 Years and older
Enrollment
411 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 7, 2016 · Synced Sep 8, 2026, 6:28 PM EDT
Completed No phase listed Observational

Genetic and Environmental Determinants That Control Metabolism in Pulmonary Hypertension

NCT02594917
View directory record Official record
Conditions
Iron-sulfur Cluster Deficiency, Pulmonary Hypertension, Friedreich Ataxia
Interventions
Right Heart Catheterization, Blood draw
Procedure · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Sep 8, 2026, 6:28 PM EDT
Completed No phase listed Observational

The Study Of CT Scans and Echo Parameters in Patients With PAH

NCT00625963
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 80 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
New Hyde Park, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2013 · Synced Sep 8, 2026, 6:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Interscalene Peripheral Nerve Block With 0.25% Bupivacaine vs 0.125% Bupivacaine on Lung Function

NCT01429584
View directory record Official record
Conditions
Diaphragm Paralysis
Interventions
interscalene nerve block with 0.25% bupivacaine, interscalene block with 0.125% bupivacaine
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 18, 2013 · Synced Sep 8, 2026, 6:28 PM EDT
Completed Not applicable Interventional

Lung Function Testing in Patients With Locally Advanced or Metastatic Solid Tumors

NCT00914147
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
pulmonary function testing
Procedure
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 7, 2021 · Synced Sep 8, 2026, 6:28 PM EDT
Terminated Phase 4 Interventional Results available

Inpatient Clinical Trial of NAC

NCT03581084
View directory record Official record
Conditions
Asthma
Interventions
N-acetylcysteine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 80 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 25, 2021 · Synced Sep 8, 2026, 6:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Work-Related Effects of Heat, Activity, and Fat in Middle Aged Men

NCT02532725
View directory record Official record
Conditions
Obesity, Gender, Problem of Aging
Interventions
Cardiopulmonary Exercise Stress Test, Climatic-Controlled Cardiopulmonary Exercise Stress Test, Body Composition Evaluation, Pre-Exercise Risk Assessment
Procedure
Lead sponsor
Freeman-Sheldon Research Group, Inc.
Other
Eligibility
35 Years to 55 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1972
U.S. locations
1
States / cities
Buckhannon, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 25, 2015 · Synced Sep 8, 2026, 6:28 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Ongoing Lung Decline With Age Intensified Response

NCT07676435
View directory record Official record
Conditions
Age-Related Lung Function Decline
Interventions
Fisetin, Placebo
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
60 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 8, 2026, 6:28 PM EDT