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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Expiratory Muscle Strength Training Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Respiratory Muscle Function in Heart Failure

NCT03924479
View directory record Official record
Conditions
Heart Failure, Diastolic
Interventions
PowerBreathe (Breathing muscle training)
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 21, 2024 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional Results available

RESP-FIT: Technology-Enhanced Self-Management in COPD

NCT03652662
View directory record Official record
Conditions
COPD
Interventions
RESP-FIT, RESP-FIT Comparator
Device · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
40 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 29, 2021 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional Results available

Respiratory Muscle Strength Training in Presbyphonia

NCT03557775
View directory record Official record
Conditions
Presbylarynx
Interventions
Inspiratory Muscle Strength Training (IMST), Expiratory Muscle Strength Training (EMST), Voice Exercises
Device · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
50 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 6, 2020 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional

Home-Based Respiratory Muscle Strength Training Program for Individuals With Post-COVID-19 Persistent Dyspnea

NCT06091280
View directory record Official record
Conditions
Post-COVID-19 Syndrome, Dyspnea
Interventions
Respiratory Muscle Strength Trainers
Device
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 14, 2025 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Cough and Swallow Rehab Following Stroke

NCT01907321
View directory record Official record
Conditions
Ischemic Stroke
Interventions
Expiratory muscle strength training, Placebo expiratory training, Measures performed on all subjects, Pulmonary function test, Fluoroscopic swallow study
Behavioral · Drug · Radiation
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 85 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 26, 2017 · Synced Sep 1, 2026, 10:29 PM EDT
Terminated Not applicable Interventional

EMST and Swallowing in Long-Term Survivors of HNCA

NCT03975465
View directory record Official record
Conditions
Head and Neck Neoplasms, Deglutition Disorders
Interventions
Expiratory Muscle Strength Training, Pharyngeal Muscle Strengthening Exercises
Behavioral
Lead sponsor
University of Wisconsin, Milwaukee
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
2
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Sep 1, 2026, 10:29 PM EDT
Enrolling by invitation Not applicable Interventional

High Intensity Dysphagia Rehab for Acute Ischemic Stroke Patients

NCT05970406
View directory record Official record
Conditions
Dysphagia Following Cerebrovascular Accident
Interventions
high intensity dysphagia therapy
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 99 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced Sep 1, 2026, 10:29 PM EDT
Recruiting Phase 2 Interventional

Rehabilitation of Airway Protection in Parkinson's Disease

NCT05700825
View directory record Official record
Conditions
Parkinson Disease, Dysphagia
Interventions
Expiratory Muscle Strength Training + Cough Skill Training
Behavioral
Lead sponsor
Teachers College, Columbia University
Other
Eligibility
50 Years to 90 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
West Lafayette, Indiana • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Sep 1, 2026, 10:29 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Project 4A: Inspiratory Muscle Training and Diaphragm Strength

NCT02367170
View directory record Official record
Conditions
Sepsis
Interventions
Bilateral phrenic nerve stimulation and measurement of transdiaphragmatic pressure, Midazolam, Volitional Measurement of Maximal Inspiratory Pressure (MIP), Inspiratory Muscle Strength Training (IMST), SHAM Inspiratory Muscle Strength Training (IMST), Diaphragm thickness measurement, Blood and Urine samples
Procedure · Drug · Device + 1 more
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 6, 2018 · Synced Sep 1, 2026, 10:29 PM EDT
Recruiting Not applicable Interventional

Expiratory Muscle Strength Training for Hypernasal Speech in Children

NCT05492266
View directory record Official record
Conditions
Velopharyngeal Insufficiency, Velopharyngeal Incompetence Due to Cleft Palate, Inadequate Velopharyngeal Closure, Palatopharyngeal Incompetence, Hypernasality
Interventions
Expiratory Muscle Strength Training, Maintenance Training
Device
Lead sponsor
Noel Jabbour
Other
Eligibility
5 Years to 17 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 1, 2026, 10:29 PM EDT
Recruiting Not applicable Interventional

Combined Respiratory Training in Persons With ALS

NCT05913882
View directory record Official record
Conditions
ALS, Respiratory Insufficiency, Dysphagia
Interventions
Respiratory Muscle Strength Training (LVR+EMST)
Device
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years to 90 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Sep 1, 2026, 10:29 PM EDT
Recruiting Not applicable Interventional

EMST in Patients Undergoing CRT for HNCA

NCT03916809
View directory record Official record
Conditions
Head and Neck Neoplasms, Deglutition Disorders
Interventions
EMST
Other
Lead sponsor
University of Wisconsin, Milwaukee
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
2
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Sep 1, 2026, 10:29 PM EDT
Recruiting Not applicable Interventional

Respiratory Strength Training in Heart Transplant Recipients

NCT06190171
View directory record Official record
Conditions
Dysphagia, Heart Transplant Recipients
Interventions
Active respiratory muscle strength training, Sham respiratory muscle strength training
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 1, 2026, 10:29 PM EDT
Withdrawn Not applicable Interventional

Fatigue in Patients With Amyotrophic Lateral Sclerosis

NCT04468191
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis, Dysphagia, Dyspnea, Respiration Disorders
Interventions
Experimental expiratory muscle strength training (EMST), Sham expiratory muscle strength training (EMST)
Device
Lead sponsor
Cara Donohue
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 14, 2021 · Synced Sep 1, 2026, 10:29 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Swallowing in OSA & CPAP Intolerance

NCT06786117
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Healthy
Interventions
SLP swallowing exercises, myofunctional exercises
Other
Lead sponsor
Denise Dewald
Other
Eligibility
40 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional

Expiratory Muscle Strength Training in Improving Bulbar Function and Quality of Life in Patients With Head and Neck Cancer

NCT03175289
View directory record Official record
Conditions
Malignant Head and Neck Neoplasm
Interventions
Best Practice, Educational Intervention, Exercise Intervention, Expiratory Muscle Strength Training, Quality-of-Life Assessment, Questionnaire Administration
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
19 Years to 78 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 20, 2019 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Respiratory Muscle Training and Patient Education on Chronic Constipation Outcomes

NCT05823259
View directory record Official record
Conditions
Constipation, Constipation - Functional, Dyssynergia
Interventions
Hybrid Telehealth Program: Respiratory Muscle Training and Patient Education, Standard Physical Therapy Care
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Coral Gables, Florida
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Sep 1, 2026, 10:29 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Breathing Training and Nitrate on Exercise at Simulated Altitude

NCT07216755
View directory record Official record
Conditions
Healthy Adults, Mechanical Ventilation Dependence, Hypoxia, Exercise Training, Exercise Intolerance, Dietary Supplement, Nitrate Supplementation, Inspiratory Muscle Training
Interventions
Respiratory Muscle Training (RMT), Sham Respiratory Muscle Training, Dietary Supplement: Beetroot Juice Concentrate, placebo beverage
Device · Dietary Supplement
Lead sponsor
Embry-Riddle Aeronautical University
Other
Eligibility
18 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Daytona Beach, Florida
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional Results available

Effectiveness of Expiratory Muscle Strength Training for Improving Communication in ALS

NCT05003167
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Expiratory Muscle Strength Training (EMST-150)
Device
Lead sponsor
Purdue University
Other
Eligibility
40 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 7, 2023 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional

Airway Muscle Training for Obstructive Sleep Apnea

NCT02259660
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Respiratory muscle strength training, Sham respiratory muscle strength training
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 10, 2018 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Not applicable Interventional

Lung Volume Recruitment Combined With Expiratory Muscle Strength Training in ALS

NCT03202017
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Expiratory Muscle Strength Training (EMST), EMST + Lung Volume Recruitment (LVR)
Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
2
States / cities
Gainesville, Florida • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 22, 2023 · Synced Sep 1, 2026, 10:29 PM EDT
Terminated Not applicable Interventional Results available

Respiratory Resistance Training on Sleep Quality in Persons With Spinal Cord Injury

NCT00629850
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Powerlung Performer
Device
Lead sponsor
Texas State University, San Marcos
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Marcos, Texas
Source: ClinicalTrials.gov public record
Updated May 7, 2019 · Synced Sep 1, 2026, 10:29 PM EDT
Completed Early Phase 1 Interventional

Respiratory Strength Training in Persons With Amyotrophic Lateral Sclerosis (ALS)

NCT02710110
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
PowerLung trainer, Micro Mouth Pressure Meter, Pulmonary Function Testing, Videofluoroscopic swallowing study, Swallowing Quality of Life Questionnaire, Iowa Oral Pressure Instrument, Capsaicin
Device · Procedure · Other + 1 more
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 26, 2020 · Synced Sep 1, 2026, 10:29 PM EDT
Active, not recruiting Not applicable Interventional

Cough, Expiratory Training, and Chronic Aspiration After Head and Neck Radiotherapy

NCT02662907
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
Barium Swallow, Questionnaires, Expiratory Muscle Strength Training (EMST) Device, Digital Manometer, Neurocognitive Exams, Barium
Procedure · Behavioral · Device + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 1, 2026, 10:29 PM EDT