Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 16, 2026, 2:19 PM EDT

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Showing 25–38 of 14 matching trials from the live ClinicalTrials.gov search.
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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 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
Menstrual Cramps, Women's Health, Fatigue
Interventions
My Happy Flo
Dietary Supplement
Lead sponsor
My Happy Flo
Industry
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Santa Monica, California
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
Conditions
Smoking Cessation, Smoking, Tobacco
Interventions
Smiling Instead of Smoking (SiS) App Version 2
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
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
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
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
Completed Phase 2 Interventional Results available

Alii Supplement Study

NCT07271316
Conditions
Nutrient Deficiency, Happiness, Digestive Health, Vulnerability to Disease, Mood Swings, Energy
Interventions
Alii Supplement
Dietary Supplement
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Fort Worth, Texas
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of SKY Breath Meditation on Health and Well-being

NCT05523414
Conditions
Stress, Stress, Psychological, Stress, Physiological, Anxiety, Mental Well Being, Happiness, Resilience
Interventions
SKY
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years to 99 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Diego, California
Active, not recruiting Not applicable Interventional

Preventing Anxiety and Depression in Older Hispanics

NCT03870360
Conditions
Depression, Anxiety
Interventions
HOLA Component 1, HOLA Component 2, HOLA Component 3, HOLA Component 4, Healthy lifestyles education program
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
60 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Miami, Florida
Conditions
Cancer
Interventions
A positive psychology workshop
Behavioral
Lead sponsor
University of Denver
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Denver, Colorado
Conditions
Irritable Bowel Syndrome
Interventions
Positive Psychology (PP) Intervention, Educational Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Type 2 Diabetes
Interventions
Positive Psychology
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts