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Showing 1–24 of 803 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Perceptions Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Using Mobile App on Perceived Stress During COVID-19 Pandemic

NCT04329533
View directory record Official record
Conditions
Perceived Stress, Anxiety, Sleep Disturbance
Interventions
"Calm" is a mindfulness meditation mobile app
Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 12, 2020 · Synced Jul 22, 2026, 6:02 AM EDT
Completed No phase listed Observational

Food Security and Perceptions and Barriers to Healthy Eating in Individuals With Spinal Cord Injuries

NCT03457558
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
149 participants
Timeline
2017 – 2020
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 26, 2022 · Synced Jul 22, 2026, 6:02 AM EDT
Recruiting No phase listed Observational

Impact of a Standardized Obstetrics Note Template

NCT06641063
View directory record Official record
Conditions
Obstetrics
Interventions
Not listed
Lead sponsor
MediSys Health Network
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Flushing, New York
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study to Evaluate the Efficacy of YOUR SUPER Detox Bundle to Improve Perceived Well Being and Promote Adaptation of Healthy Dietary Choices

NCT05303207
View directory record Official record
Conditions
Eating Habit, Healthy Diet
Interventions
YOUR SUPER Detox Bundle
Dietary Supplement
Lead sponsor
Your Super, INC.
Industry
Eligibility
18 Years to 55 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Jun 13, 2022 · Synced Jul 22, 2026, 6:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluating Color Perception Under LED Red/Green and Green Dominant Light

NCT01927536
View directory record Official record
Conditions
Color Blindness, Acquired
Interventions
White LED Flashlight, Red/Green Green Dominant LED Flashlight
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 66 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 14, 2019 · Synced Jul 22, 2026, 6:02 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

School Violence Exposure as an Adverse Childhood Experience

NCT06153316
View directory record Official record
Conditions
Mental Health Outcomes, Adverse Childhood Experiences, Perceived School Safety, Educational Outcomes
Interventions
School shooting incident
Other
Lead sponsor
Teachers College, Columbia University
Other
Eligibility
11 Years to 65 Years
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Jul 22, 2026, 6:02 AM EDT
Terminated Not applicable Interventional

Perception-Action Approach vs. Passive Stretching for Infants With Congenital Muscular Torticollis

NCT02824848
View directory record Official record
Conditions
Congenital Muscular Torticollis
Interventions
Passive Stretching, Perception-Action Approach
Behavioral
Lead sponsor
Rosalind Franklin University of Medicine and Science
Other
Eligibility
Up to 9 Months
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 11, 2020 · Synced Jul 22, 2026, 6:02 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Speech-in-noise Perception in Autism and Fragile X

NCT06088589
View directory record Official record
Conditions
Autism Spectrum Disorder, Fragile X Syndrome
Interventions
Mismatch negativity
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
15 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Impact of Flavors on Nicotine Perception and Self-Administration Via E-cigarettes

NCT04038515
View directory record Official record
Conditions
Nicotine, E-liquid Flavors
Interventions
Nicotine 0 mg/mL, Nicotine 6 mg/mL, Nicotine 12 mg/mL, Nicotine 24 mg/mL, 'Menthol' flavor, 'Menthol/Mint' flavor, 'Green Apple' flavor, 'Watermelon' flavor, 'Unflavored'
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 30 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 4, 2024 · Synced Jul 22, 2026, 6:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Measurement of Cancer-Related Risk Perception in Smokers

NCT00588211
View directory record Official record
Conditions
Cancer Related-Risks, Risk Perception, Survey, Focus Group
Interventions
Interviews, focus group, Survey
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,514 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2022
U.S. locations
4
States / cities
Jamaica, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Jul 22, 2026, 6:02 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Neural Correlates of Stress and Perceived Control in Adolescent Depression

NCT04788524
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Computer Task Manipulation
Behavioral
Lead sponsor
Mclean Hospital
Other
Eligibility
14 Years to 18 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Taste Perception, Salivary Proteins & the Oral Microbiome

NCT04107688
View directory record Official record
Conditions
Saliva Altered, Taste, Altered
Interventions
Control, CPE
Other
Lead sponsor
Rutgers University
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated May 13, 2024 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Results available

Trial on the Effect of E-cigarette Advertising on Cigarette Perceptions in Adolescents

NCT03786042
View directory record Official record
Conditions
Attentional Bias, Smoking Cues, Positive Perceptions About Cigarette Smoking, Social Norms, Smoking Susceptibility
Interventions
E-cigarette ad exposure, non e-cigarette TV commercials
Behavioral · Other
Lead sponsor
Trustees of Dartmouth College
Other
Eligibility
14 Years to 17 Years
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Jul 22, 2026, 6:02 AM EDT
Not listed No phase listed Observational

Uveitis in Relation to Perceived Stress: A Prospective Study

NCT01025986
View directory record Official record
Conditions
Uveitis
Interventions
Not listed
Lead sponsor
The New York Eye & Ear Infirmary
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 3, 2009 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional

Influencer Marketing: a Survey-based Experiment

NCT06433466
View directory record Official record
Conditions
Vaping
Interventions
Videos featuring influencers promoting e-cigarettes alongside healthy lifestyle activities
Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 24 Years
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 28, 2024 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Melanoma Perception and Health Literacy in People of Color

NCT02437305
View directory record Official record
Conditions
Melanoma
Interventions
ABCDEs of Melanoma Skin Cancer, ABCDEs of Melanoma
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 26, 2017 · Synced Jul 22, 2026, 6:02 AM EDT
Terminated Phase 2 Interventional

Study to Evaluate the Effects of ONO-2952 on Pain Perception Produced by Rectal Distention in Female Subjects With Diarrhea-Predominant Irritable Bowel Syndrome (IBS-D)

NCT01887002
View directory record Official record
Conditions
Irritable Bowel Syndrome (IBS)
Interventions
ONO-2952, Placebo comparator
Drug
Lead sponsor
Ono Pharma USA Inc
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
4
States / cities
Boston, Massachusetts • St Louis, Missouri • Chapel Hill, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2016 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Challenge! Adolescent Obesity Prevention

NCT03103269
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Challenge! Small Group Intervention, Challenge! Environmental Intervention
Behavioral · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
10 Years and older
Enrollment
789 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 15, 2019 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional

Effects of Spinal Cord Stimulation on Sensory Perceptions of Chronic Pain Patients

NCT02837822
View directory record Official record
Conditions
Chronic Pain, Complex Regional Pain Syndrome, Failed Back Surgery Syndrome
Interventions
Spinal cord stimulator, Implantation of a spinal cord stimulator
Device · Procedure
Lead sponsor
CHU de Quebec-Universite Laval
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced Jul 22, 2026, 6:02 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Risk Perception Among Quitting Smokers

NCT00384696
View directory record Official record
Conditions
Smoking
Interventions
Nicotine Replacement Therapy, Questionnaire
Drug · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 23, 2019 · Synced Jul 22, 2026, 6:02 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Listening Effort in Cochlear Implant Users

NCT06516575
View directory record Official record
Conditions
Auditory Perception; Abnormal, Hearing Loss, Sensorineural, Hearing Loss
Interventions
sentence manipulations
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 75 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Jul 22, 2026, 6:02 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Improving Speech in Noise Perception for Individuals With Age-related Hearing Loss

NCT07192757
View directory record Official record
Conditions
Presbycusis
Interventions
transcutaneous auricular vagus nerve stimulation, Sham Control
Device
Lead sponsor
University of Florida
Other
Eligibility
55 Years to 80 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional

Coherence Training for Military Personnel

NCT01599598
View directory record Official record
Conditions
Stress
Interventions
Progressive Muscle Relaxation, Coherence Advantage
Behavioral
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
Not listed
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 18, 2016 · Synced Jul 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Evaluation of the Nucleus 5 Cochlear Implant (CI) System

NCT01072409
View directory record Official record
Conditions
Hearing Loss
Interventions
Nucleus 5 Cochlear implant, Cochlear implantation
Device
Lead sponsor
Cochlear
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 26, 2016 · Synced Jul 22, 2026, 6:02 AM EDT