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ClinicalTrials.gov public records Last synced Oct 20, 2026, 3:32 AM EDT

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Showing 1–24 of 64 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Psychology, Positive Clear all
Completed Not applicable Interventional

A Trial of a Positive Psychology Intervention for Older Adults (RESET)

NCT05451589
View directory record Official record
Conditions
Depressive Symptoms, Anxiety, Chronic Pain, Fatigue, Loneliness, Stress, Psychological
Interventions
RESET, Wellness Check Control
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
457 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Results available

Developing a Positive Psychology Intervention to Promote Health Behaviors in Metabolic Syndrome: Proof-of Concept Trial

NCT03473886
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Intervention arm: PP-MI
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 100 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Oct 20, 2026, 3:32 AM EDT
Not listed Not applicable Interventional

Positive Psychology Intervention for Spanish-speaking Hispanic/Latino Adults at Risk for Cardiovascular Disease

NCT03221114
View directory record Official record
Conditions
Uncontrolled Hypertension, Cardiovascular Risk Factor
Interventions
Positive Psychological Intervention
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 20, 2019 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Proof-of-concept RCT of Version 3.0 of the Smoking Cessation Smartphone App "Smiling Instead of Smoking" (SiS)

NCT04672239
View directory record Official record
Conditions
Nondaily Smoking
Interventions
Smartphone app "Smiling instead of Smoking" (SiS) Version 3, Smartphone app "QuitGuide" (QG), Brochure "Clearing the Air" (CTA)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
229 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional

Positive Psychology for Mood Disorders

NCT01820286
View directory record Official record
Conditions
Bipolar Disorder, Depression
Interventions
Positive psychology intervention, Recollection intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 5, 2017 · Synced Oct 20, 2026, 3:32 AM EDT
Recruiting Not applicable Interventional

Testing the mHealth App Intervention for Nondaily Smokers "SiS4"

NCT06678243
View directory record Official record
Conditions
Smoking Cessation
Interventions
Smiling instead of Smoking, QuitGuide
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Activating Happiness in Cancer: A Positive Psychology Workshop for Patients, Survivors, and Caregivers

NCT03569657
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 6, 2023 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Results available

Positive Psychology Intervention In HSCT

NCT05147311
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
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 30, 2024 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional

Positive Psychology to Improve Cardiac Health Behaviors

NCT01807442
View directory record Official record
Conditions
Acute Coronary Syndrome, Emotions, Patient Compliance
Interventions
Qualitative Interview and Adherence
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 16, 2014 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional

The Gratitude Gallery - A Positive Psychology Intervention

NCT04723251
View directory record Official record
Conditions
Depression, Anxiety
Interventions
taking photographs
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 17, 2021 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional

Mind-body Interventions in Cardiac Patients

NCT01270568
View directory record Official record
Conditions
Acute Coronary Syndrome, Congestive Heart Failure
Interventions
Positive Psychology, Relaxation Response, Recollection
Other · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 21, 2011 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Results available

Check It! 2.0: Positive Psychology Intervention for Adolescents With Type 1 Diabetes

NCT02984709
View directory record Official record
Conditions
Type1diabetes
Interventions
Positive Psychology Intervention, Education
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
13 Years to 17 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 24, 2019 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional

A Text Message Intervention to Promote Health Behaviors in Cardiac Risk Conditions

NCT04382521
View directory record Official record
Conditions
Hyperlipemia, Hypertension, Type2 Diabetes
Interventions
Text Message Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 28, 2023 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Results available

A Positive Psychology Intervention for Patients With Multiple Sclerosis

NCT03637699
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
2018 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 16, 2021 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional

Development of a Positive Psychology Intervention to Reduce Suicide Risk

NCT01398891
View directory record Official record
Conditions
Suicidal Ideation, Suicide Attempt
Interventions
Positive Psychology Exercises
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 5, 2013 · Synced Oct 20, 2026, 3:32 AM EDT
Terminated Not applicable Interventional

Three Good Things (3GT) - Intervention for Transitional Care Patients

NCT04970641
View directory record Official record
Conditions
Positive Thinking, Psychology, Positive, Resilience, Psychological
Interventions
Three Good Things (3GT) Positive Psychology journaling activity
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Bloomer, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Results available

Researching Emotions And Cardiac Health: Phase III

NCT03220204
View directory record Official record
Conditions
Congestive Heart Failure, Emotions, Patient Compliance
Interventions
PP-based health behavior intervention, MI-based educational control condition
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 30, 2021 · Synced Oct 20, 2026, 3:32 AM EDT
Terminated Not applicable Interventional

Positive Emotions After Acute Coronary Events at Northwestern University

NCT04062383
View directory record Official record
Conditions
ACS - Acute Coronary Syndrome
Interventions
Positive Psychology + Motivational Interviewing
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional

Boosting Emotions & Happiness in Outpatients Living With Diabetes

NCT02736084
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Resilience Challenge: Fostering Emotional Resilience During a Time of National Stress

NCT06597032
View directory record Official record
Conditions
Stress, Positive Affect
Interventions
Resilience Challenge
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
11,659 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced Oct 20, 2026, 3:32 AM EDT
Withdrawn Not applicable Interventional

The Utility of Positive Psychology in Military TBI Rehabilitation

NCT04257435
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Positive Psychological Group Treatment, Traditional Behavioral Health Treatment
Behavioral
Lead sponsor
Fort Belvoir Community Hospital
Federal
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Fort Belvoir, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 6, 2020 · Synced Oct 20, 2026, 3:32 AM EDT
Completed Not applicable Interventional Results available

Positive Psychology for Chronic Pain Self-management

NCT04321239
View directory record Official record
Conditions
Chronic Pain
Interventions
Positive STEPS
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
60 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 20, 2026, 3:32 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Positive Psychology Intervention for Patients Post-bariatric Surgery and Their Partners

NCT05958615
View directory record Official record
Conditions
Obesity, Morbid
Interventions
Reimagining Us in the Context of Bariatric Surgery (ReConnect)
Behavioral
Lead sponsor
Larissa McGarrity, Ph.D.
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Oct 20, 2026, 3:32 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Study of Student Flourishing

NCT07259746
View directory record Official record
Conditions
Healthy
Interventions
Digital toolkit, Mental Health America Resources
Behavioral
Lead sponsor
Flourish Science, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
9
States / cities
Berkeley, California • Los Altos Hills, California • Orange, California + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Oct 20, 2026, 3:32 AM EDT