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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: HIIT Exercise Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Feasibility of High Intensity Interval Training in Knee Osteoarthritis

NCT03281668
View directory record Official record
Conditions
Knee Osteoarthritis
Interventions
High intensity interval training (HIIT)
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
40 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 21, 2019 · Synced Sep 18, 2026, 2:26 AM EDT
Not yet recruiting Not applicable Interventional

Exercise-induced Steroid Changes in Active Surveillance for Prostate Cancer

NCT07518888
View directory record Official record
Conditions
Prostate Cancer
Interventions
High-Intensity Interval Training (HIIT) Exercise
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 18, 2026, 2:26 AM EDT
Terminated Not applicable Interventional

Novel Cardiac Rehabilitation in Patients Heart Failure and Preserved Ejection Fraction

NCT02762825
View directory record Official record
Conditions
Heart Failure, Diastolic
Interventions
HIIT, MCT
Behavioral
Lead sponsor
Henry Ford Health System
Other
Eligibility
50 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 5, 2022 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Acute Exercise Intensity on Cerebral Blood Flow and Cognitive Function in Older Adults

NCT05131217
View directory record Official record
Conditions
Aging Well
Interventions
Acute bout of Continuous Moderate Intensity Exercise, Acute bout of High Intensity Interval Training, Control
Other
Lead sponsor
University of Virginia
Other
Eligibility
65 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Exercise Intensity on ADHD Symptoms

NCT06753253
View directory record Official record
Conditions
Attention Deficit Disorder with Hyperactivity, Attention Deficit Hyperactivity Disorder, ADHD
Interventions
Cycling Exercise
Behavioral
Lead sponsor
Kent State University
Other
Eligibility
18 Years to 26 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Kent, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 30, 2024 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Ethnicity on Changes in VO2max and Cardiac Output in Response to Short-Term High Intensity Interval Training

NCT04449016
View directory record Official record
Conditions
Improved VO2max and Cardiac Output in Response to Training
Interventions
High intensity interval training
Other
Lead sponsor
California State University, San Marcos
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
San Marcos, California
Source: ClinicalTrials.gov public record
Updated Jun 25, 2020 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional

The Effects of Two Exercise Interventions on Breast Cancer Patients Undergoing Cardiotoxic Chemotherapies

NCT05786014
View directory record Official record
Conditions
Breast Cancer, Cardiotoxicity, Cardiovascular Diseases
Interventions
High Intensity Interval Exercise, Moderate Intensity Walking
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility of a Train-the-Trainer Delivered Exercise Intervention in Firefighters

NCT05287594
View directory record Official record
Conditions
Firefighter, High Intensity Interval Training
Interventions
Integrated Exercise Program
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 60 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of β-Hydroxy-β-methylbutyrate Free Acid and High-Intensity Interval Training

NCT01941368
View directory record Official record
Conditions
Exercise
Interventions
Placebo, HMB-FA, High Intensity Interval Training
Dietary Supplement · Procedure
Lead sponsor
Metabolic Technologies Inc.
Industry
Eligibility
18 Years to 35 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 16, 2014 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Walking or High Intensity Exercise for Anxiety

NCT03819426
View directory record Official record
Conditions
Generalized Anxiety Disorder, Panic Disorder, Social Anxiety
Interventions
Low Intensity Exercise Intervention, High Intensity Intervention
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 27, 2020 · Synced Sep 18, 2026, 2:26 AM EDT
Active, not recruiting Not applicable Interventional

A Study to Compare the Effectiveness of Different High-intensity Interval Training Programs in Cardiac Rehabilitation

NCT04555512
View directory record Official record
Conditions
Cardiac Rehabilitation
Interventions
Progressive High Intensity Interval Training (PRO-HIIT), Constant High Intensity Interval Training (CON-HIIT)
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Sep 18, 2026, 2:26 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

HIIT vs. MICT Training Study

NCT05513300
View directory record Official record
Conditions
Lifestyle, Sedentary
Interventions
Exercise intervention
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2025 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Effects of a Short-term Exercise Intervention on Sleep in Women Exposed to Trauma: A Randomized Controlled Trial

NCT05097352
View directory record Official record
Conditions
Traumatic Stress Disorder, Post Traumatic Stress Disorder, Trauma and Stressor Related Disorders, Mental Disorders, Exercise
Interventions
High Intensity Interval Training (HIIT), Waitlist
Behavioral · Other
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 39 Years · Female only
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 17, 2023 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Onsite vs. Virtual Group Fitness in Overweight/Obese Women

NCT04974476
View directory record Official record
Conditions
Overweight and Obesity
Interventions
HIIT Exercise Training
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Coral Gables, Florida
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Cardiovascular Effects of High Intensity Interval Training in Individuals With Paraplegia

NCT04378218
View directory record Official record
Conditions
Paraplegia, Spinal, Spinal Cord Trauma
Interventions
High Intensity Interval Training (HIIT)
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 19, 2021 · Synced Sep 18, 2026, 2:26 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

High-Intensity Interval Training and Regulatory T Cells

NCT04774484
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
High Intensity Interval Training
Other
Lead sponsor
Francesc Marti
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 13, 2023 · Synced Sep 18, 2026, 2:26 AM EDT
Active, not recruiting Phase 1 Interventional

A Study of Exercise and Pharmacologic Intervention on Systemic Inflammation

NCT07058974
View directory record Official record
Conditions
Smokers, Former Smokers
Interventions
lamivudine, rapamycin, Exercise Regimen, Spermidine
Drug · Behavioral · Dietary Supplement
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
60 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional

High Intensity Exercise for Increasing Fitness in Patients With Hypertrophic Cardiomyopathy

NCT03335332
View directory record Official record
Conditions
Hypertrophic Cardiomyopathy
Interventions
High intensity exercise, Moderate intensity exercise
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 27, 2023 · Synced Sep 18, 2026, 2:26 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Obesity on Microvascular Insulin Action and Cardiorespiratory Fitness in Type 1 Diabetes

NCT07573228
View directory record Official record
Conditions
Type 1 Diabetes, Overweight
Interventions
Exercise training
Other
Lead sponsor
University of Virginia
Other
Eligibility
21 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

High-Intensity Interval Training for Women at Heightened Risk for Breast Cancer

NCT02923401
View directory record Official record
Conditions
Disorders of Breast
Interventions
Exercise, Questionnaires, Motivational Session, Phone Call, Printed Materials
Other · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 27, 2022 · Synced Sep 18, 2026, 2:26 AM EDT
Recruiting Not applicable Interventional

REmotely Monitored, Mobile Health Supported Multidomain Rehabilitation Program With High Intensity Interval Training for COVID-19

NCT05218083
View directory record Official record
Conditions
COVID-19, Critical Illness, ICU Acquired Weakness, PICS, Cardiorespiratory Fitness
Interventions
REmotely monitored, Mobile health supported Multidomain Rehabilitation Program with High Intensity Interval Training (REMM-HIIT)
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
5
States / cities
Birmingham, Alabama • Lexington, Kentucky • Durham, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Exercise Intervention to Improve Overall Brain Health

NCT06035094
View directory record Official record
Conditions
Brain Care Score, Exercise, Hypertension, BMI
Interventions
Exercise Intervention to improve overall Brain Health
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
35 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional Results available

Metabolic Adaptations in Response to High Intensity Interval Training in Obese Adults

NCT02706093
View directory record Official record
Conditions
Glucose Intolerance
Interventions
High Intensity Interval Training (HIIT), Moderate-intensity continuous training (MICT)
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 40 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 18, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Improving Age-Related Cognitive Decline With Exercise in Hypertensive Older Adults

NCT05043454
View directory record Official record
Conditions
Hypertension
Interventions
High Intensity Interval Training (HIIT) Exercise
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years to 75 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 18, 2026, 2:26 AM EDT