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ClinicalTrials.gov public records Last synced Oct 20, 2026, 4:04 AM EDT

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Showing 25–48 of 64 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Psychology, Positive Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Testing a Positive Psychology-based Intervention for Couples Coping With Stroke

NCT03335358
View directory record Official record
Conditions
Stroke, Depression, Depressive Symptoms, Post-stroke Depression
Interventions
Dyadic (couples-based) positive psychology intervention
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 19, 2020 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Positive Psychology for Physical Activity Promotion

NCT03826173
View directory record Official record
Conditions
Obesity, Physical Activity
Interventions
PPPA, PA
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 4, 2023 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional

Positive Psychology for Smoking Cessation

NCT06632756
View directory record Official record
Conditions
Mental Illness, Tobacco Dependence
Interventions
Individual and Group Treatment for Smoking Cessation
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
21 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Manchester, New Hampshire
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional

Mobile Weight Loss Intervention for Adolescent and Young Adult Cancer Survivors

NCT06171945
View directory record Official record
Conditions
Cancer, Physical Activity, Cancer Survivorship, Mental Health, Obesity
Interventions
AYA Connect intervention, Positive Psychology (PP) intervention, Positive Psychology Plus (PP+) intervention
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years to 39 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Gaining Optimism After Weight Loss Surgery (GOALS) II

NCT04868032
View directory record Official record
Conditions
Bariatric Surgery
Interventions
Positive Psychology-Motivational Interviewing, Physical Activity Education Control
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Grateful Strides Toward Physical Activity and Well-Being for Black Breast Cancer Survivors

NCT05473026
View directory record Official record
Conditions
Cancer Survivors, African Americans, Women, Psychology, Positive, Cardiometabolic Syndrome, Exercise, Feasibility Studies, Breast Neoplasm Female
Interventions
Gratitude Intervention
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 99 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional

Positive Psychology Intervention to Improve Quality of Life in Stem Cell Transplant Survivors and Their Caregivers

NCT03525106
View directory record Official record
Conditions
Hematopoietic Cell Transplantation Recipient
Interventions
Booklet, Exercise Intervention, Quality-of-Life Assessment, Survey Administration, Telephone-Based Intervention
Behavioral · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 4, 2020 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Self-Directed Positive Psychology Intervention for Newly Diagnosed Multiple Sclerosis

NCT06891937
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Positive psychology
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Active, not recruiting Not applicable Interventional

A Positive Psychology Based Intervention (PATH-C) for Caregivers of HSCT Survivors

NCT06153797
View directory record Official record
Conditions
Hematologic Malignancy, Caregiver
Interventions
PATH-C
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Positive Psychology to Improve Healthy Behaviors After an Acute Coronary Syndrome

NCT02004158
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Positive psychology intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 24, 2017 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Researching Emotions And Cardiac Health (REACH): Phase II

NCT02938052
View directory record Official record
Conditions
Congestive Heart Failure, Emotions, Patient Compliance
Interventions
PP-based health behavior intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 1, 2021 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Testing the Integrated mHealth App Intervention "SiS-H"

NCT05886621
View directory record Official record
Conditions
Smoking Cessation
Interventions
Smiling instead of Smoking - HIV, QuitGuide
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Not listed Not applicable Interventional

Developing a Positive Psychology Intervention to Promote Health Behaviors in Metabolic Syndrome: RCT

NCT04039165
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
PP-MI Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 100 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Revere, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 19, 2022 · Synced Oct 20, 2026, 4:04 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Study of a Mental Fitness Intervention for Anesthesiology Resident Wellbeing and Self-Compassion

NCT07639827
View directory record Official record
Conditions
Wellness, Self Compassion, Burnout, Anxiety, Depression
Interventions
App-based bundled mental fitness intervention, App-based wellness module collection
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Recruiting Not applicable Interventional

Positive Emotions Following Acute Cardiac Events

NCT05412862
View directory record Official record
Conditions
Acute Coronary Syndrome, Physical Inactivity
Interventions
Positive Psychology + Motivational Interviewing
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 95 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Proof-of-Concept Trial of a Positive Psychology Intervention for Caregivers of Patients Undergoing HSCT

NCT05216978
View directory record Official record
Conditions
Caregiver, Hematologic Malignancy
Interventions
Positive Psychology Intervention
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 1, 2024 · Synced Oct 20, 2026, 4:04 AM EDT
Recruiting Not applicable Interventional

Promoting Well-being and Health in Heart Failure

NCT04829617
View directory record Official record
Conditions
Heart Failure, Heart Failure NYHA Class I, Heart Failure NYHA Class II, Heart Failure NYHA Class III
Interventions
PP-MI Intervention, MI-alone Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Staying Positive With Arthritis Study

NCT02223858
View directory record Official record
Conditions
Arthritis
Interventions
Positive Activities (PA) Program, Attention Control (AC) Program
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 3, 2019 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional

Trial of a Positive Psychology Intervention in Major Depressive Disorder

NCT02004145
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Positive Psychology, Control Condition
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 19, 2016 · Synced Oct 20, 2026, 4:04 AM EDT
Recruiting Not applicable Interventional

Positive Psychology Intervention for Hematopoietic Stem Cell Transplantation Survivors

NCT06328127
View directory record Official record
Conditions
Hematopoietic Stem Cell Transplant
Interventions
PATH
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
3
States / cities
Tampa, Florida • Boston, Massachusetts • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

A Proof-of-Concept Trial of a Positive Psychology Intervention for Allogeneic Stem Cell Transplant Patients

NCT03654404
View directory record Official record
Conditions
Hematologic Malignancy, Hematopoietic/Lymphoid Cancer, Blood Cancer
Interventions
Positive Psychology Intervention
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Check It! Positive Psychology Intervention to Improve Adherence in Adolescents With T1D

NCT02746627
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Positive Affect, Education
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years to 17 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 13, 2019 · Synced Oct 20, 2026, 4:04 AM EDT
Active, not recruiting Not applicable Interventional

EMPoWER Study - Strengths-based Behavioral Intervention for Youth With Type 1 Diabetes

NCT06014879
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Type 1 Doing Well (T1DW) Program, Diabetes-Related Information and Resources Program
Behavioral · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
10 Years to 99 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 20, 2026, 4:04 AM EDT
Completed Not applicable Interventional Results available

Version 2 of the Smoking Cessation Smartphone App "Smiling Instead of Smoking" (SiS)

NCT03951766
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced Oct 20, 2026, 4:04 AM EDT