Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 10, 2026, 3:29 AM EDT

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Showing 25–38 of 14 matching trials from the live ClinicalTrials.gov search.
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Conditions
Depression, Depressive Disorder, Depressive Symptoms
Interventions
OHDC-DC
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Recruiting Not applicable Interventional Accepts healthy volunteers

Parent Encouragement And Coaching of Happiness in Youth

NCT06725160
Conditions
Depression, Parent-Child Relations
Interventions
Parent Coaching, Active Control
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
4 Years to 99 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Withdrawn Not applicable Interventional Accepts healthy volunteers

Evaluating an Online Wellness Intervention for Greek Adolescents

NCT04815681
Conditions
Depressive Symptoms, Anxiety, Happiness
Interventions
Common Elements Toolbox, Active Control
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
13 Years to 20 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed No phase listed Observational Accepts healthy volunteers

Happy Mommy! Happy Baby! Study

NCT01700374
Conditions
Pregnancy, Stress, Psychological, Stress, Physiological, Maternal-fetal Relations
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
1,506 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2022
U.S. locations
4
States / cities
Philadelphia, Pennsylvania
Completed Early Phase 1 Interventional Accepts healthy volunteers

Oxytocin and Social Behavior Over the Lifespan

NCT00914953
Conditions
Social Activity
Interventions
oxytocin (Pitocin)
Drug
Lead sponsor
Claremont Graduate University
Other
Eligibility
50 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Loma Linda, California
Not listed Not applicable Interventional Accepts healthy volunteers

Are Mindfulness Programs in the Workplace Effective at Reducing Stress

NCT04425356
Conditions
Mindfulness, Occupational Stress
Interventions
LifeXT Program
Behavioral
Lead sponsor
American Heart Association
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
3
States / cities
Macon, Georgia • Chicago, Illinois
Conditions
Irritable Bowel Syndrome
Interventions
Positive Psychology Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Not listed Not applicable Interventional Accepts healthy volunteers

Perceived Coping, Meaning, and Joy at Work

NCT06336876
Conditions
Undefined
Interventions
Survey
Other
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Richardson, Texas
Conditions
Alzheimer's Disease
Interventions
No Intervention
Other
Lead sponsor
Eisai Korea Inc.
Industry
Eligibility
19 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Nutley, New Jersey
Completed Not applicable Interventional Accepts healthy volunteers

Aromatherapy and Happiness

NCT05864222
Conditions
Happiness
Interventions
Aromatherapy
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Happy Gut Study - Fermented Vegetables and Cardiovascular Biomarkers

NCT04887662
Conditions
Cardiovascular Diseases
Interventions
Fermented vegetable
Other
Lead sponsor
University of North Florida
Other
Eligibility
35 Years to 64 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Early Childhood Caries
Interventions
Culturally adapted children's book, Standard informational brochure on children's oral health
Behavioral
Lead sponsor
Northern Arizona University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Flagstaff, Arizona
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Happy Bob App: A Preliminary Evaluation of Its Use in Youth With Diabetes

NCT06412601
Conditions
Type 1 Diabetes
Interventions
RPM, app
Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
13 Years to 215 Months
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Kansas City, Missouri
Completed No phase listed Observational

Happy Baby Hearts Study

NCT05842876
Conditions
Coarctation of Aorta
Interventions
Continuous Renal NIRS Monitoring, Standard Clinical Care, Satisfaction Survey
Device · Diagnostic Test · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
15 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Madison, Wisconsin