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Showing 1–24 of 64 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Water Immersion Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Hot Water Immersion on Heart Rate Variability and Glucose

NCT06193291
View directory record Official record
Conditions
Glucose Tolerance, HRV
Interventions
Feet heating, Calf heating
Procedure
Lead sponsor
San Diego State University
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2024 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Prevention and Treatment of Immersion Pulmonary Edema

NCT00815646
View directory record Official record
Conditions
Immersion Pulmonary Edema (IPE), Swimming Induced Pulmonary Edema (SIPE)
Interventions
Sildenafil
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 25, 2016 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Phase 4 Interventional

Water Immersion in Right-Sided Heart Failure: A Pilot Study

NCT00654264
View directory record Official record
Conditions
Right Sided Cardiac Failure
Interventions
Water immersion
Procedure
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Sep 5, 2026, 11:34 PM EDT
Enrolling by invitation Not applicable Interventional

Feasibility of Improving Glycemia With Heat Therapy to Prevent AD

NCT06023407
View directory record Official record
Conditions
Healthy Aging, Alzheimer Disease, Metabolic Disease
Interventions
Water Immersion Heat Therapy
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
65 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Chronic Heat Therapy for Improving Vascular Health

NCT02518399
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Heat therapy, Thermoneutral water immersion
Other
Lead sponsor
University of Oregon
Other
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Cold Water Immersion on Recovery and Performance in NCAA Division I Athletes

NCT06565468
View directory record Official record
Conditions
Recovery, Physiological, Athletic Performance
Interventions
Cold water immersion pool.
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pain Sensitivity During Puberty

NCT05145595
View directory record Official record
Conditions
Pain
Interventions
Thermal Sensory Analyzer, Pressure Stimuli, Mechanical Stimuli, Pain Ratings, Thermal pain thresholds, Pressure pain thresholds (PPT), Mechanical temporal summation, Conditioned pain modulation (CPM) efficiency, Offset analgesia efficiency, Cold pain tolerance
Device · Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
9 Years to 16 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Characterizing Subjective and Physiological Responses to Stress and Pain and Cognitive Learning and Executive Function

NCT04419831
View directory record Official record
Conditions
Pain Response, Stress, Trauma
Interventions
Yale Stress Pain Test (YSPT)
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Results available

Clinical Evaluation of Water Immersion Colonoscopy Insertion Technique

NCT00671177
View directory record Official record
Conditions
Colonoscopy, Digestive System, Endoscopy, Gastrointestinal Disease
Interventions
water immersion colonoscopy, standard air colonoscopy
Procedure
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
18 Years and older · Male only
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 30, 2017 · Synced Sep 5, 2026, 11:34 PM EDT
Not listed Not applicable Interventional

Effect of Lower Leg Heating and Transcutaneous Electrical Nerve Stimulation on Exercise Capacity in Patients With PAD

NCT03462472
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Lower leg heating, Lower leg transcutaneous electrical nerve stimulation (TENS)
Behavioral
Lead sponsor
Salisbury University
Other
Eligibility
40 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Salisbury, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 11, 2018 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional

Water-aided Colonoscopy vs Air Insufflation Colonoscopy in Colorectal Cancer Screening

NCT02041507
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Adenomas, Colorectal Polyps, Pain
Interventions
Air insufflation method., Water Immersion method., Water Exchange method.
Other
Lead sponsor
Presidio Ospedaliero Santa Barbara
Other
Eligibility
50 Years to 70 Years
Enrollment
1,224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 12, 2016 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Passive Heat Therapy on Oxygen Consumption and Cardiovascular Fitness in Adults

NCT04026126
View directory record Official record
Conditions
Heart Failure, Heart Diseases, Cardiovascular Diseases, Endothelial Dysfunction
Interventions
Heat Therapy Treatment
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
50 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2022 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pain Modulatory Profiles in Stretching

NCT05891353
View directory record Official record
Conditions
Healthy
Interventions
Cold Water Immersion, Pain Inducing Stretch, Pain Free Stretch
Other
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Dec 15, 2024 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Body Cooling in Hyperthermic Males and Females

NCT04190264
View directory record Official record
Conditions
Cryotherapy Effect
Interventions
Thermal Rehabilitation Machine, Cold Water Immersion
Device · Other
Lead sponsor
University of North Carolina, Greensboro
Other
Eligibility
18 Years to 35 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 7, 2020 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional

Comparison of Methods to Distend the Colon During Insertion: CO2, Air Insufflation, Water-aided Colonoscopy

NCT01954862
View directory record Official record
Conditions
Pain, Colorectal Adenomas, Colorectal Cancer
Interventions
Air Insufflation method., CO2 insufflation, Water Immersion/CO2, Water Exchange/CO2, Water Immersion/AI, Water Exchange/AI
Other
Lead sponsor
Presidio Ospedaliero Santa Barbara
Other
Eligibility
18 Years to 85 Years
Enrollment
624 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 30, 2014 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional

Heat Therapy in Older Hypertensive Women

NCT03857490
View directory record Official record
Conditions
Essential Hypertension
Interventions
Lower leg heat therapy
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
60 Years to 85 Years · Female only
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Endometriosis and Migraine

NCT06785129
View directory record Official record
Conditions
Migraine, Endometriosis
Interventions
Thermal stimuli, Pressure stimuli, Pain ratings, Conditioned pain modulation (CPM) response, Hormonal assessment
Device · Behavioral · Biological
Lead sponsor
Washington University School of Medicine
Other
Eligibility
12 Years to 45 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Train a Machine Learning Algorithm for an Evaluation of the Use of Biometric Data Captured at the Wrist for the Identification of Acute Opioid Use Events and the Quantification of Opioid Withdrawal in Opioid Dependent Individuals

NCT07405398
View directory record Official record
Conditions
Treatment for Opioid Use Disorder
Interventions
Train and evaluate the accuracy and reliability of the Strength Band Platform in identifying acute opioid dosing events from time-stamped biometric data collected from wrist-worn devices.
Device
Lead sponsor
OpiAID
Industry
Eligibility
22 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
4
States / cities
Wilmington, North Carolina • Austin, Texas • Cedar Park, Texas
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Heat Therapy Versus Exercise Training in Hypertension

NCT03557502
View directory record Official record
Conditions
Hypertension, Cardiovascular Diseases, Arterial Hypertension
Interventions
Heat Therapy Group, Aerobic Exercise Group
Other
Lead sponsor
University of Oregon
Other
Eligibility
35 Years to 60 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional

U-POEM vs CO2-POEM

NCT06918730
View directory record Official record
Conditions
Esophageal Motility Disorders
Interventions
U-POEM, CO2-POEM
Procedure
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Twice Daily Versus Twice Weekly Soak-and-Seal Baths in Pediatric Atopic Dermatitis

NCT03397979
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
Infrequent versus Frequent Soaking Baths
Behavioral
Lead sponsor
MaineHealth
Other
Eligibility
6 Months to 11 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Jan 11, 2018 · Synced Sep 5, 2026, 11:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cardiovascular Function and Response to Stimulation Within the First Year After Spinal Cord Injury

NCT06841198
View directory record Official record
Conditions
Spinal Cord Injuries (SCI), Orthostatic Hypotension, Dysautonomic, Cardiovascular, Transcutaneous Spinal Stimulation
Interventions
spinal cord transcutaneous stimulation, Ice testing
Device · Procedure
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Orange, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Hot Water Therapy for the Treatment of Menopause-related Hot Flashes

NCT06192329
View directory record Official record
Conditions
Menopause, Menopause Related Conditions, Menopause Syndrome
Interventions
Hot water therapy, Warm water immersion
Behavioral
Lead sponsor
University of Colorado, Colorado Springs
Other
Eligibility
40 Years to 80 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Colorado Springs, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 5, 2026, 11:34 PM EDT
Completed Not applicable Interventional

Heat Therapy for Fibromyalgia

NCT03768947
View directory record Official record
Conditions
Fibromyalgia
Interventions
Heat therapy via hot water immersion
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 14, 2022 · Synced Sep 5, 2026, 11:34 PM EDT