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ClinicalTrials.gov public records Last synced Oct 20, 2026, 6:03 AM EDT

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Showing 49–64 of 64 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Psychology, Positive Clear all
Completed Phase 1 Interventional Results available

Text Messaging to Increase Activity in Midlife

NCT04849052
View directory record Official record
Conditions
Middle Aged
Interventions
MASTERY, Attentional Control
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
45 Years to 64 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional

Self-Help for Stress Related to COVID-19

NCT04762173
View directory record Official record
Conditions
Stress
Interventions
Online self-help intervention
Device
Lead sponsor
Penn State University
Other
Eligibility
18 Years and older
Enrollment
585 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 12, 2021 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Mobile-Web Emotion Self-management Tool

NCT02346591
View directory record Official record
Conditions
Stress, Depression
Interventions
Jauntly, Online stress management information
Behavioral
Lead sponsor
Oregon Center for Applied Science, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
298 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 27, 2015 · Synced Oct 20, 2026, 6:03 AM EDT
Completed No phase listed Observational

Resilience and Well-Being Pilot Study

NCT03563820
View directory record Official record
Conditions
Chronic Pain, Depression, PTSD, Injuries, Illness, Chronic, Physical Disability
Interventions
Resilience and Well-Being Program
Behavioral
Lead sponsor
VA Puget Sound Health Care System
Federal
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional

Positive Psychology for ACS Patients: a Factorial Design Study

NCT02754895
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Positive Psychology (PP), Motivational Interviewing (MI)
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 1, 2017 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional

Researching Emotions And Cardiac Health

NCT02737761
View directory record Official record
Conditions
Congestive Heart Failure, Emotions, Patient Compliance
Interventions
Qualitative Interview and Adherence Measurements
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced Oct 20, 2026, 6:03 AM EDT
Enrolling by invitation Not applicable Interventional

Adolescent Surgery Roadmap Feasibility and Acceptability Study

NCT06991673
View directory record Official record
Conditions
Pediatric Surgical Procedures
Interventions
Behavioral Treatment
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
12 Years to 99 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
3
States / cities
Ann Arbor, Michigan • Brighton, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional Results available

mHealth for Young Adult Cancer Survivors

NCT05905250
View directory record Official record
Conditions
Survivorship, Cancer, Psychological Well-Being
Interventions
an empirically supported protocol, further refined with evidence-based strategies, Health education
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years to 39 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 20, 2026, 6:03 AM EDT
Completed No phase listed Observational

Motivation-Audit-Positive Psychology Intervention Study

NCT03160755
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 100 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 13, 2019 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional Results available

Positive Psychology Intervention to Treat Diabetes Distress in Teens With Type 1 Diabetes

NCT03845465
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Positive Affect + Education, Education
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years to 17 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 21, 2025 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional

Boosting Emotions & Happiness in Outpatients Living With Diabetes: Phase I

NCT03001999
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 5, 2018 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Phase 3 Interventional Results available

Induction Therapy Study in Live Donor Kidney Transplant Recipients With a Positive Crossmatch

NCT00275509
View directory record Official record
Conditions
Kidney Failure, Chronic
Interventions
Thymoglobulin, Daclizumab, Plasmapheresis, Mycophenolate mofetil, Tacrolimus, Dexamethasone, Prednisone, Cytogam
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 18, 2018 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional Results available

Toward Thriving: A Set of Reflective Tools to Empower Chronic Pain Patients and Help Them Envision a Personal Path to Thriving.

NCT05847881
View directory record Official record
Conditions
Chronic Pain
Interventions
Self-guided at home activities
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional Results available

Gaining Optimism After Weight Loss Surgery (GOALS) I

NCT04867902
View directory record Official record
Conditions
Bariatric Surgery
Interventions
Positive Psychology-Motivational Interviewing Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 2, 2026 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional

Piloting Text Messages to Promote Positive Affect and Physical Activity

NCT04077229
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Intervention arm: Text Message Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 21, 2020 · Synced Oct 20, 2026, 6:03 AM EDT
Completed Not applicable Interventional Results available

Positive Psychology for Acute Coronary Syndrome Patients

NCT03122184
View directory record Official record
Conditions
ACS - Acute Coronary Syndrome
Interventions
Positive Psychology + Motivational Interviewing, Motivational Interviewing Health Education
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 14, 2020 · Synced Oct 20, 2026, 6:03 AM EDT