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ClinicalTrials.gov public records Last synced May 22, 2026, 4:11 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Muscle Tightness Clear all
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Vocal Fold Nodules, Muscle Tension Dysphonia
Interventions
Ambulatory voice biofeedback
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Muscle Tone
Interventions
BTL-899 Buttocks
Device
Lead sponsor
BTL Industries Ltd.
Industry
Eligibility
21 Years to 70 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
5
States / cities
Gilbert, Arizona • Hackensack, New Jersey • Montclair, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 8, 2022 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Muscle Tension Dysphonia
Interventions
Breathing training without a device, Breathing training with a device
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Jul 23, 2025 · Synced May 22, 2026, 4:11 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Cerebral Palsy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 22, 2026, 4:11 AM EDT
Terminated Phase 3 Interventional Results available
View directory record Official record
Conditions
Spasticity With Multiple Sclerosis
Interventions
Nabiximols, Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
6
States / cities
Denver, Colorado • Naples, Florida • Tampa, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced May 22, 2026, 4:11 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Muscle Tightness
Interventions
Treatment with BTL EMSCULPT device.
Device
Lead sponsor
BTL Industries Ltd.
Industry
Eligibility
22 Years and older · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 26, 2020 · Synced May 22, 2026, 4:11 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Voice Disorders
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
20 Years to 70 Years
Enrollment
174 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Fat Necrosis, Muscle Stimulation
Interventions
Accufit
Device
Lead sponsor
CynosureLutronic
Industry
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
2
States / cities
Billerica, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 30, 2023 · Synced May 22, 2026, 4:11 AM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Pelvic Pain, Chronic Pain, Muscle Tightness
Interventions
Orthopedic Physical Therapy Intervention, Dry Needling
Procedure · Device
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Lee's Summit, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 19, 2021 · Synced May 22, 2026, 4:11 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Laryngeal Dystonia, Unaffected Relatives of Laryngeal Dystonia Patients, Voice Tremor, Muscle Tension Dysphonia
Interventions
MRI, Blood draw
Other · Procedure
Lead sponsor
Kristina Simonyan
Other
Eligibility
Not listed
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Muscle Tone Increased
Interventions
High-Intensity Focused Electromagnetic (HIFEM) Field Device
Device
Lead sponsor
BTL Industries Ltd.
Industry
Eligibility
21 Years and older
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Solana Beach, California
Source: ClinicalTrials.gov public record
Updated May 19, 2020 · Synced May 22, 2026, 4:11 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Voice Disorders
Interventions
Conversation Training Therapy
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 60 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 7, 2019 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Myofascial Dysfunction, Myofascial Release
Interventions
Myofascial release, Sham (No Treatment)
Procedure
Lead sponsor
Rowan University
Other
Eligibility
18 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Stratford, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 21, 2024 · Synced May 22, 2026, 4:11 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Cerebral Palsy
Interventions
SPIO® Core-MAX® Expedition thoracolumbosacral orthosis, Standard Care Therapy option
Device · Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
6 Months to 18 Months
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Fat Burn
Interventions
BTL-899
Device
Lead sponsor
BTL Industries Ltd.
Industry
Eligibility
22 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
6
States / cities
Sacramento, California • Greenwood Village, Colorado • Marietta, Georgia + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2024 · Synced May 22, 2026, 4:11 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Muscle Tension Dysphonia
Interventions
Standard of care voice therapy with novice clinician RTSS-Voice documentation, Standard of care voice therapy with expert clinician RTSS-Voice documentation
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
5
States / cities
Atlanta, Georgia • Boston, Massachusetts • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Fat Disorder
Interventions
BTL-899
Device
Lead sponsor
BTL Industries Ltd.
Industry
Eligibility
22 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Chicago, Illinois • Hunt Valley, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 28, 2022 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Hamstring Tightness, Myofascial Pain, Musculoskeletal Pain
Interventions
Neurodynamic Sliding, Myofascial Decompression, Diathermy
Other
Lead sponsor
Oklahoma State University
Other
Eligibility
18 Years to 25 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Stillwater, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 30, 2018 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Voice and Resonance Disorders, Vocal Fold Polyp, Vocal Cord Cyst, Vocal Cord Polyp, Atrophy of Vocal Cord
Interventions
Inclusion of semi-occluded mask in voice therapy
Device
Lead sponsor
Jacqueline Gartner-Schmidt
Other
Eligibility
18 Years to 60 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 4, 2021 · Synced May 22, 2026, 4:11 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Neuromuscular Disorders, Motor Development, Muscle Tone
Interventions
Not listed
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
0 Months to 8 Weeks
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced May 22, 2026, 4:11 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Emphysema
Interventions
osteopathic manipulative treatment
Procedure
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
Kirksville, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 17, 2006 · Synced May 22, 2026, 4:11 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Dysphonia, Muscle Tension Dysphonia
Interventions
Voice therapy with vibration
Behavioral
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced May 22, 2026, 4:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Flaccid Muscle Tone
Interventions
muscle biopsy
Procedure
Lead sponsor
Purdue University
Other
Eligibility
20 Years to 29 Years · Male only
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 19, 2017 · Synced May 22, 2026, 4:11 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Skin Lax and Muscle Strength
Interventions
Sofwave and Pure Impact
Device
Lead sponsor
Sofwave Medical LTD
Industry
Eligibility
25 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 8, 2024 · Synced May 22, 2026, 4:11 AM EDT