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Showing 25–40 of 16 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Nonverbal Communication Clear all
Completed Not applicable Interventional

The Effects of Laughter Therapy on Hemodialysis on Depression

NCT04098627
View directory record Official record
Conditions
End Stage Kidney Disease
Interventions
Laughter Therapy
Behavioral
Lead sponsor
Satellite Healthcare
Other
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Jose, California
Source: ClinicalTrials.gov public record
Updated Oct 2, 2019 · Synced Jul 22, 2026, 5:13 AM EDT
Active, not recruiting Not applicable Interventional

Family ASL: Longitudinal Study of Deaf Children and Hearing Parents Who Receive Services to Support the Learning of ASL

NCT04988451
View directory record Official record
Conditions
Deafness, Hearing Loss
Interventions
ASL Services
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
2 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Jul 22, 2026, 5:13 AM EDT
Completed Phase 3 Interventional

Safety and Efficacy of AVP-923 for Pseudobulbar Affect in Multiple Sclerosis Patients

NCT00050232
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
AVP-923
Drug
Lead sponsor
Avanir Pharmaceuticals
Industry
Eligibility
18 Years to 68 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
20
States / cities
Phoenix, Arizona • Washington D.C., District of Columbia • Fort Lauderdale, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2016 · Synced Jul 22, 2026, 5:13 AM EDT
Completed Phase 2 Interventional Results available

Oxytocin and Social Cognitive Skills Groups

NCT02918864
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Oxytocin, Social Cognitive Skills Training, Facilitated Play Therapy
Drug · Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
8 Years to 11 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 4, 2024 · Synced Jul 22, 2026, 5:13 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

An Intervention to Decrease Infant Crying

NCT00796523
View directory record Official record
Conditions
Colic
Interventions
Happiest Baby videotape, control videotape
Behavioral
Lead sponsor
Riverside Methodist Hospital
Other
Eligibility
Up to 5 Days
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 23, 2008 · Synced Jul 22, 2026, 5:13 AM EDT
Recruiting Not applicable Interventional

Harnessing Communication Preferences

NCT07278544
View directory record Official record
Conditions
Intellectual Disability, Autism Spectrum Disorder, Self-Injurious Behavior, Communication Disabilities, Communication, Nonverbal
Interventions
PrefFCT, NonPrefFCT
Behavioral
Lead sponsor
Joel E. Ringdahl
Other
Eligibility
2 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
2
States / cities
Athens, Georgia • Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Jul 22, 2026, 5:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Mirroring a Movement

NCT00123448
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
21 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 5:13 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Vibrating, Cold Device for Pediatric Intravenous (IV) Cannulation Pain Relief

NCT01394250
View directory record Official record
Conditions
Pain, Anxiety
Interventions
Buzzy, Topical Lidocaine 4% Cream
Device · Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
4 Years to 18 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 15, 2016 · Synced Jul 22, 2026, 5:13 AM EDT
Active, not recruiting No phase listed Observational

Pre- and Post- Descriptive Data of Language Outcomes in Deaf Children

NCT06724523
View directory record Official record
Conditions
Sign Language Skills
Interventions
Business-as-usual instruction
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
4 Years to 10 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 19, 2025 · Synced Jul 22, 2026, 5:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

First Impressions and Attractiveness Levels of Smiling Individuals With and Without a Mask

NCT05343559
View directory record Official record
Conditions
First Impressions, Attractiveness
Interventions
Not listed
Lead sponsor
DeNova Research
Other
Eligibility
18 Years to 39 Years
Enrollment
808 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 24, 2022 · Synced Jul 22, 2026, 5:13 AM EDT
Completed No phase listed Observational

Assessing Patient-provider Interactions During the Preoperative Anesthesia Consult

NCT04508543
View directory record Official record
Conditions
Racism, Healthcare Disparities, Minority Health
Interventions
Non-verbal communication score
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Jul 22, 2026, 5:13 AM EDT
Terminated Not applicable Interventional

Brain Computer Interface for Communication in Ventilated Patients

NCT02791425
View directory record Official record
Conditions
Mechanical Ventilation, Nonverbal Communication, Intratracheal Intubation, Critical Illness
Interventions
Brain Computer Interface (BCI) device, Communication picture board
Device · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Jul 22, 2026, 5:13 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sleep in SNOO Smart Sleeper Bassinet in Preterm Infants

NCT05711927
View directory record Official record
Conditions
Prematurity, Very Preterm Maturity of Infant
Interventions
SNOO Smart Sleeper, Traditional bassinet
Device
Lead sponsor
Columbia University
Other
Eligibility
1 Week to 12 Weeks
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Jul 22, 2026, 5:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

An In-home Observational Study to Compare Infant Crying and Fussing Parameters Documented by the LENA Recorder With Those Documented Via Parental E-diaries

NCT03390348
View directory record Official record
Conditions
Crying, Fussy Infant (Baby)
Interventions
LENA Recorder
Device
Lead sponsor
Danone Asia Pacific Holdings Pte, Ltd.
Industry
Eligibility
Up to 15 Weeks
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Jul 22, 2026, 5:13 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mirthful Laughter and Muscle Soreness / Pain

NCT02896075
View directory record Official record
Conditions
Pain
Interventions
30 Minute Comedy Video, 30 Minute Documentary Video
Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
20 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 7, 2021 · Synced Jul 22, 2026, 5:13 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Intelligent Intensive Care Unit

NCT02465307
View directory record Official record
Conditions
Delirium, Confusion
Interventions
Confusion Assessment Method, Accelerometer, Commercially available camera, Internet Pod (iPod), Cortisol Swab
Behavioral · Device · Diagnostic Test
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Jul 22, 2026, 5:13 AM EDT