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Showing 1–24 of 60 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Perception, Self Clear all
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, 1:38 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, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Core Activation and Stabilization for Knee OA

NCT03776981
View directory record Official record
Conditions
Osteoarthritis, Knee
Interventions
Core Activation, Core Stabilization
Other
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
40 Years and older
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Shreveport, Louisiana
Source: ClinicalTrials.gov public record
Updated Feb 24, 2020 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutraceutical Supplement With Vegan Botanicals in Females With Self-Perceived Thinning Hair

NCT05332743
View directory record Official record
Conditions
Hair Thinning
Interventions
Nutrafol Vegan Women's Hair Supplement
Dietary Supplement
Lead sponsor
Nutraceutical Wellness Inc.
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Manhattan Beach, California • Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Jul 22, 2026, 1:38 AM EDT
Recruiting Not applicable Interventional

MindWalk Intervention for Older South Asian Caregivers of People With Cognitive Disabilities (CD)

NCT06002919
View directory record Official record
Conditions
Stress, Psychological, Cognitive Decline
Interventions
MindWalk Intervention
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
45 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
8
States / cities
Bolingbrook, Illinois • Buffalo Grove, Illinois • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional

A Novel Social Emotional Learning Curriculum for Youth With Epilepsy

NCT06427967
View directory record Official record
Conditions
Epilepsy
Interventions
Project Dream Team
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
12 Years to 26 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 2, 2025 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

NC Works4Health: Reducing Chronic Disease Risks in Socioeconomically Disadvantaged, Unemployed Populations

NCT04815278
View directory record Official record
Conditions
Diabetes, Chronic Disease, Psychological Distress
Interventions
Immediate Chronic Disease Prevention Program (CDPP), Workplace Equity, Job and Health Supports Employer Intervention, Delayed, attenuated Chronic Disease Prevention Program (CDPP)
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 64 Years
Enrollment
455 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Family Access to Dentist Study

NCT02395120
View directory record Official record
Conditions
Dental Caries
Interventions
Standard letter, Intervention letter, Reduced intervention letter, DIG, Reduced DIG
Behavioral
Lead sponsor
Case Western Reserve University
Other
Eligibility
5 Years to 10 Years
Enrollment
1,305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Cleveland, Ohio • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 15, 2022 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional

Project 1: Self-Triage by 2D Full-field Digital Mammography or Synthetic Images

NCT05960188
View directory record Official record
Conditions
Breast Cancer Screening
Interventions
AI Opinion
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Video Chat Intervention for Enhancing Self-efficacy for Lifestyle Physical Activity

NCT03906955
View directory record Official record
Conditions
Physical Activity, Self Efficacy, Working Adults
Interventions
Efficacy for Lifestyle PA, Efficacy for Work-life Balance
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
25 Years to 64 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Champaign, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 23, 2019 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

To Evaluate the Effects of Viviscal Oral Supplements When Used by Females With Self-perceived Thinning Hair

NCT02288858
View directory record Official record
Conditions
Hair Thinning
Interventions
Viviscal Oral Supplement Tablets
Dietary Supplement
Lead sponsor
Irish Response t/a Lifes2good
Industry
Eligibility
24 Years to 55 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Richardson, Texas
Source: ClinicalTrials.gov public record
Updated Nov 13, 2014 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional

Dance for Children With Autism

NCT04762290
View directory record Official record
Conditions
Neurodevelopmental Disorders
Interventions
Dance
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
8 Years to 12 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Jul 22, 2026, 1:38 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Project HOPEFUL: A PN-RCT With Implementation Science

NCT07475039
View directory record Official record
Conditions
Older Adults (50-90 Years), Mental Health, Depression and Suicide Ideation, Social Functioning, Quality of Life, Thwarted Belongingness, Perceived Burdensomeness
Interventions
Standardized and manualized warm calls from providers trained in the BE training, Standardized and manualized warm calls from providers trained in the BE training + ASIST training
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
55 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Jul 22, 2026, 1:38 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Oral Nutraceutical Supplement With Standardized Botanicals in Males With Self-Perceived Thinning Hair and Loss

NCT03709563
View directory record Official record
Conditions
Hair Loss, Hair Thinning
Interventions
Oral Nutraceutical Supplement, Placebo
Dietary Supplement
Lead sponsor
DeNova Research
Other
Eligibility
21 Years to 45 Years · Male only
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Jul 22, 2026, 1:38 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Multisensory Integration and Pain Perception

NCT03471689
View directory record Official record
Conditions
Pain, Regulation, Self
Interventions
Mindfulness meditation, Positive reappraisal
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 23 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 4, 2019 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Results available

Symptom Perception

NCT03646669
View directory record Official record
Conditions
Asthma
Interventions
PEF Feedback, Asthma education
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
60 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
3
States / cities
New York, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Determining the Impact of Emotive Intelligent Spaces

NCT04836286
View directory record Official record
Conditions
Color Perception
Interventions
Emotive Intelligent Spaces (EIS)
Behavioral
Lead sponsor
University of Idaho
Other
Eligibility
3 Years to 6 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Moscow, Idaho
Source: ClinicalTrials.gov public record
Updated Nov 2, 2022 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mediators and Moderators of Exercise Behavior Change

NCT01091857
View directory record Official record
Conditions
Validate STRIDE Exercise Intervention in Sedentary Individuals, Increase Positive Attitudes, Perceived Normative Support, Self-efficacy, and Intentions, Increase Self-reported Physical Activity
Interventions
STRIDE
Behavioral
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 45 Years
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jul 10, 2023 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy and Safety of a Nutraceutical Supplement With Standardized Botanicals in Women With Thinning Hair

NCT03206567
View directory record Official record
Conditions
Hair Thinning
Interventions
Nutrafol Supplement capsules, Placebo capsules
Dietary Supplement · Other
Lead sponsor
Ablon Skin Institute Research Center
Other
Eligibility
21 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Manhattan Beach, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2019 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

E4D Compare Adapted to Preclinical Endodontics

NCT06567236
View directory record Official record
Conditions
Self-Assessment, Self-Perception
Interventions
3D software
Other
Lead sponsor
Texas A&M University
Other
Eligibility
Not listed
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Jul 22, 2026, 1:38 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Strong Families Start at Home/Familias Fuertes Comienzan en Casa

NCT06099288
View directory record Official record
Conditions
Metabolic Syndrome, Protection Against, Diet, Healthy
Interventions
Home-Based Video and Motivational Interviewing Intervention, Read Educate and Develop Youth (READY) Comparison
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 6, 2025 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Results available

Caring Cards to and From Veterans: A Peer Approach to Suicide Prevention

NCT04486677
View directory record Official record
Conditions
Feasibility, Acceptability, Thwarted Belongingness, Perceived Burdensomeness, Suicide Risk, Social Connectedness
Interventions
Caring Cards Group, Caring Cards Recipients
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 1, 2024 · Synced Jul 22, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy and Safety of a Nutraceutical Supplement With Standardized Botanicals in Peri-menopausal and Menopausal Women With Thinning Hair

NCT04048031
View directory record Official record
Conditions
Hair Thinning
Interventions
Nutrafol Supplement Capsules, Placebo Capsules
Dietary Supplement · Other
Lead sponsor
Ablon Skin Institute Research Center
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Manhattan Beach, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2025 · Synced Jul 22, 2026, 1:38 AM EDT
Enrolling by invitation Not applicable Interventional

Pilot Study to Evaluate the Efficacy and Safety of Xvie Delivered Into the Scalp by Microneedling in Women With Self-perceived Thinning Hair

NCT07221773
View directory record Official record
Conditions
Hair Thinning
Interventions
XVIE
Other
Lead sponsor
Restore Biologics Holdings, Inc. dba Xtressé
Industry
Eligibility
28 Years to 65 Years · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Maitland, Florida • Marriottsville, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Jul 22, 2026, 1:38 AM EDT