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ClinicalTrials.gov public records Last synced Sep 6, 2026, 7:51 AM EDT

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Showing 1–24 of 138 matching trials from the live ClinicalTrials.gov search.
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Conditions
Incentives
Interventions
Personal Incentives, Personal Restorative Incentives, Charity Incentives, Charity Restorative Incentives
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 20 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Burlington, Vermont
Completed Not applicable Interventional

EMA of Substance Use in Homeless Youth

NCT04884087
Conditions
Substance Use
Interventions
Ecological Momentary Assessment (EMA; Metricwire) Prompts 3x/day, Ecological Momentary Assessment (EMA; Metricwire) Prompts 6x/day, Incentive Structure - fixed, Incentive Structure - prize based
Behavioral
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
18 Years to 24 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Sleep
Interventions
ELDERFITNESS, Control
Behavioral · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years to 85 Years
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional

Enduring Exercise Habits

NCT03634423
Conditions
Healthy
Interventions
Sweet Spot: Flexible high incentive condition, Sweet Spot: Flexible low incentive condition, Sweet Spot: Rigid high incentive condition, Sweet Spot: Rigid low incentive condition, FOTW: High incentive control condition, FOTW: Low incentive control condition, FOTW: High incentive treatment condition, FOTW: Low incentive treatment condition, Think Twice: Control condition, Think Twice: Treatment condition, WDR: Control condition, WDR: Treatment condition
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 100 Years
Enrollment
32,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Overweight, Obese
Interventions
Bi-weekly in person meetings with a Registered Dietician, Financial incentives for weight loss maintenance
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 24 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Terminated Not applicable Interventional Accepts healthy volunteers

Incentives for Physical Activity for Older Adults

NCT05948709
Conditions
Physical Activity
Interventions
Incentives for Physical Activity
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
55 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
San Diego, California
Conditions
Methamphetamine Abuse
Interventions
Affect Methamphetamine Treatment Program
Behavioral
Lead sponsor
Affect Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional

ShapeUp Empower Study

NCT02518217
Conditions
Obesity, Overweight
Interventions
Weight Loss Apps, ShapeUp Empower, Financial Incentives for Engagement
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Providence, Rhode Island
Completed Not applicable Interventional Results available

SMART Effectiveness Trial

NCT04464421
Conditions
Opioid-use Disorder, Opioid Dependence, Treatment Adherence
Interventions
Contingency Management (CM), Brief Motivational Intervention + Substance Free Activities Session + Mindfulness-Based Adherence Promotion (BSM)
Behavioral
Lead sponsor
Karen Derefinko, PhD
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Gastrointestinal Malignancy
Interventions
Mobility and Activity Training
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
60 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
2
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional Accepts healthy volunteers

Incentivizing Reflection and Output in Exercise

NCT03742778
Conditions
Healthy
Interventions
Incentivizing reflection, Incentivizing exercise
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Postoperative Respiratory Complication
Interventions
Inspiratory muscle training
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Sedentary Behavior, Exercise, Walking, Motivation, Hypertension, Depression, Body Mass Index
Interventions
Walking
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 69 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Low Intensity Weight Loss for Young Adults

NCT02736981
Conditions
Obesity
Interventions
Behavioral Weight Loss (BWL), BWL + Autonomous Motivation, BWL + Extrinsic Motivation
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 25 Years
Enrollment
382 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Physical Activity
Interventions
Active Rewards, Lottery 1, Lottery 2, Broadcasting winners, Active Rewards Doubled
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Kidney Transplant; Complications, Liver Transplant; Complications, Obesity
Interventions
Self-monitoring of physical activity with incentives, Usual care and self-monitoring of physical activity
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Conditions
Pediatric Obesity
Interventions
Comprehensive behavioral weight control program, Individual 12-month nutrition education program
Behavioral · Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
10 Years to 14 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Not listed Phase 2 Interventional Accepts healthy volunteers

A Scalable Weight Control Intervention for Adolescents

NCT02426346
Conditions
Pediatric Obesity
Interventions
Behavioral weight control, Group-based physical activity, Group-based incentives, Parent-based incentives
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
13 Years to 17 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
HIV, AIDS, Substance Abuse, Inpatient
Interventions
Patient Navigation (PN) Group, Patient Navigator Plus Contingency Management (PN+CM) Group
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
801 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
12
States / cities
Birmingham, Alabama • Torrance, California • Miami, Florida + 8 more
Conditions
Overweight and Obesity, Diabetes, Hypertension, Dyslipidemias, Cardiovascular Diseases
Interventions
PAI
Behavioral
Lead sponsor
Ohio University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Athens, Ohio
Conditions
Type 2 Diabetes, Obesity
Interventions
Lottery Insurance, Standard Lottery
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 64 Years
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Osteoarthritis of the Knee
Interventions
Social Incentives and Gamification to Promote Exercise, Corticosteroid Injection given in A-B order, No Social Incentive applied, Corticosteroid Injection given in B-A order
Behavioral · Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

CommitFit App to Facilitate Health Behavior Change in Clinic Adolescents

NCT06985251
Conditions
Overweight Adolescents
Interventions
gamified mHealth lifestyle app, Attention Control, gamified mHealth app with financial incentives
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
13 Years to 15 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
HFpEF - Heart Failure With Preserved Ejection Fraction
Interventions
Gamification plus social incentive, Gamification plus competition
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania