Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 26, 2026, 11:25 PM EDT

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Showing 1–24 of 60 matching trials from the live ClinicalTrials.gov search.
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Recruiting Not applicable Interventional

IMST for Dementia Risk Reduction

NCT07349706
Conditions
Systolic Blood Pressure, Blood Pressure, Depression - Major Depressive Disorder, Anxiety, Sleep Quality, Physical Function, Cognitive Function
Interventions
Inspiratory Muscle Strength Training High-Resistance, Inspiratory Muscle Strength Training Low-Resistance
Device
Lead sponsor
Florida State University
Other
Eligibility
60 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Tallahassee, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Inspiratory Muscle Training Using the O2 Trainer

NCT07005622
Conditions
Inspiratory Muscle Training, Blood Pressure
Interventions
O2 Trainer, Deep breathing
Other
Lead sponsor
Sam Houston State University
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Conroe, Texas
Conditions
Asthma
Interventions
Inspiratory muscle training (IMT), Exercise alone, IMT and Exercise
Behavioral
Lead sponsor
Duke University
Other
Eligibility
10 Years to 17 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Multiple Sclerosis
Interventions
Inspiratory Muscle Trainer (IMT)
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Boston, Massachusetts • Flint, Michigan
Recruiting Not applicable Interventional Accepts healthy volunteers

Inspiratory Muscle Strength Training in Adults With Obesity

NCT05459636
Conditions
Obesity
Interventions
High-resistance inspiratory muscle strength training, Very-low-resistance inspiratory muscle strength training
Device
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 45 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Tallahassee, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Diaphragm Structure and Function in Children

NCT06230692
Conditions
Respiratory Muscle Training
Interventions
POWERbreathe Plus IMT
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
6 Years to 12 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Diabetes Mellitus Type 2
Interventions
Inspiratory Muscle Strength Training (IMST), Sham Training
Device
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
14 Years to 40 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Seattle, Washington
Conditions
Lung Transplantation, Chronic Lung Disease, Muscle Weakness, Rehabilitation
Interventions
IMT- Intervention group, IMT- Placebo group
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Systolic Hypertension, Brachial Artery Flow-mediated Dilation
Interventions
POWERbreathe K5
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Heart Failure With Reduced Ejection Fraction
Interventions
Powerbreathe
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Rochester, Minnesota
Recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate Breathing Muscle Training in Cardiac Rehab

NCT04984473
Conditions
Healthy, Heart Failure
Interventions
Inspiratory muscle training
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Failure to Wean, Respiratory Failure, Ventilator Dependent
Interventions
inspiratory muscle strength training
Procedure
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
16 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Menopause, Hot Flashes, Blood Pressure Regulation
Interventions
High-Resistance Inspiratory Muscle Strength Training, Low-Resistance Inspiratory Muscle Strength Training, POWERbreathe K3 device
Behavioral · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
45 Years to 60 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Hypertension, Prehypertension, Aging
Interventions
Inspiratory muscle strength training, Sham training
Other
Lead sponsor
Douglas Seals
Other
Eligibility
50 Years to 64 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Boulder, Colorado
Conditions
Post-Lung Transplantation Bronchiectasis
Interventions
POWERBreathe Plus®, Cardiopulmonary rehabilitation post lung transplant
Device · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Early Stage Breast Carcinoma, Dyspnea
Interventions
Inspiratory muscle training
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Critically Ill, Respiratory Failure
Interventions
Inspiratory Muscle Trainer
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 90 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Constipation, Constipation by Outlet Obstruction, Constipation-predominant Irritable Bowel Syndrome, Constipation - Functional
Interventions
Standard Physical Therapy Care, Aerobic and Inspiratory Muscle Training
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Coral Gables, Florida
Conditions
Frailty, Ventral Hernia
Interventions
Prehabilitation, Standard of Care (SOC)
Behavioral · Other
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
65 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Greenville, South Carolina
Conditions
Chronic Kidney Diseases, Hypertension, Aging, Blood Pressure
Interventions
IMST, Sham Training
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
50 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Breathing Training and Nitrate on Exercise at Simulated Altitude

NCT07216755
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
Completed Not applicable Interventional Accepts healthy volunteers

Covid-19 Virtual Recovery Study

NCT04950725
Conditions
Covid19
Interventions
Strength RMT, Strength RMT and nasal breathing, Endurance RMT, Endurance RMT and nasal breathing, Low dose RMT
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
2,268 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Exercise Induced Bronchospasm, Exercise Induced Asthma
Interventions
PrO2Fit Device
Device
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 35 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bloomington, Indiana
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smartphone App-guided Inspiratory Muscle Strength Training for Lowering Systolic Blood Pressure

NCT06229873
Conditions
Blood Pressure, Vascular Function, Adherence, Treatment
Interventions
App-Based Inspiratory Muscle Strength Training, Clinic-Based Inspiratory Muscle Strength Training
Device
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boulder, Colorado