- 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
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Showing 1–24
of 38
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- 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
- Conditions
- Cognitive Decline
- Interventions
- Happy Older Latinos are Active (HOLA)
- Behavioral
- Lead sponsor
- University of Miami
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- Miami, Florida
- Conditions
- Stress, Psychological, Happiness, Cognition
- Interventions
- Choice of one of five behavioral interventions
- Behavioral
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 483 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Breast Feeding
- Interventions
- Happy, Healthy, Loved
- Behavioral
- Lead sponsor
- OhioHealth
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 128 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- Diabetes Mellitus, Type 2
- Interventions
- Positive Psychology + Motivational Interviewing, Motivational Interviewing
- Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 280 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2027
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Mental Health Wellness 1, Happiness, Depression, Consciousness, Level Altered, Ecstasy, Dietary Habits, Stress, Inflammatory Bowel Diseases
- Interventions
- Part A1: Survey, Part A2: Sample collection, Part B:
- Other
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 759 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- 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
- Healthy Diet, Stress, Pediatric Obesity, Intergenerational Relations
- Interventions
- Happy Family, Healthy Kids Program
- Behavioral
- Lead sponsor
- Michigan State University
- Other
- Eligibility
- 3 Years to 5 Years
- Enrollment
- 214 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Thompsonville, Michigan
- 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
- 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
- Happiness
- Interventions
- ENHANCE: Enduring Happiness and Continued Self-Enhancement
- Behavioral
- Lead sponsor
- University of Virginia
- Other
- Eligibility
- 25 Years to 75 Years
- Enrollment
- 154 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2017
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Human Immunodeficiency Virus, Cardiometabolic Risk
- Interventions
- HOLA Component 1, HOLA Component 2, HOLA Component 3, HOLA Component 4
- Behavioral
- Lead sponsor
- University of Miami
- Other
- Eligibility
- 50 Years and older · Male only
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Miami, Florida
- Conditions
- Stress (Psychology), Inflamation, Psychosocial Functioning
- Interventions
- Building Emotional Strength Training
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Obesity
- Interventions
- Home-Based Health Coaching, Mailed materials
- Behavioral
- Lead sponsor
- Harvard Pilgrim Health Care
- Other
- Eligibility
- 2 Years to 5 Years
- Enrollment
- 117 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- 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
- Depression
- Interventions
- Beating the Blues
- Behavioral
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 60 Years and older
- Enrollment
- 28 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Type 2 Diabetes, Emotions, Patient Compliance
- Interventions
- PP-MI health behavior intervention
- Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Nutrient Deficiency, Happiness, Digestive Health, Vulnerability to Disease, Mood Swings, Energy
- Interventions
- Alii Supplement, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Texas Christian University
- Other
- Eligibility
- 18 Years to 25 Years · Female only
- Enrollment
- 68 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Fort Worth, Texas
- Conditions
- Type 1 Diabetes
- Interventions
- Psychoeducation to reduce diabetes distress and improve glycemic outcomes
- Behavioral
- Lead sponsor
- Joslin Diabetes Center
- Other
- Eligibility
- 14 Years to 25 Years
- Enrollment
- 217 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 2
- States / cities
- Palo Alto, California • Boston, Massachusetts
- Conditions
- Spinal Cord Injuries
- Interventions
- Qigong, Daily 2 min pain management survey
- Behavioral
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 3
- States / cities
- Miami, Florida • Minneapolis, Minnesota • Harlingen, Texas
- Conditions
- Mental Health, Conflict
- Interventions
- Parent-child intervention, Self-study Intervention
- Behavioral
- Lead sponsor
- University of Notre Dame
- Other
- Eligibility
- 4 Years and older
- Enrollment
- 1,800 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 3
- States / cities
- Fort Wayne, Indiana • Indianapolis, Indiana • Notre Dame, Indiana
- 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
- Conditions
- Contraception Behavior
- Interventions
- PATH4YOU
- Behavioral
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years to 49 Years · Female only
- Enrollment
- 1,200 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana