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ClinicalTrials.gov public records Last synced Oct 22, 2026, 9:41 AM EDT

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Showing 1–24 of 164 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Feedback on smartphone Clear all
Completed Not applicable Interventional

Improving Age-Related Cognitive Decline With Exercise in Hypertensive Older Adults

NCT05043454
View directory record Official record
Conditions
Hypertension
Interventions
High Intensity Interval Training (HIIT) Exercise
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years to 75 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 22, 2026, 9:41 AM EDT
Recruiting No phase listed Observational

Randomized Trial for cLBP (Gokhale Project)

NCT05657964
View directory record Official record
Conditions
Lower Back Pain Chronic
Interventions
Gokhale sensor
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Promoting Lifestyle Change Via Tailored mHealth Feedback to Improve Health

NCT03367936
View directory record Official record
Conditions
Overweight and Obesity
Interventions
One-on-one Session, Self-monitoring, Feedback
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
502 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2025 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility Study of Receiving Feedback Messages Based on Self-monitored Dietary Intake

NCT02829632
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Group Sessions, Feedback, Self-monitoring
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 5, 2016 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Telehealth Rapid Intervention for Externalizing Behaviors in ASD

NCT05056922
View directory record Official record
Conditions
Autism Spectrum Disorder, Disruptive Behavior, Externalizing Behavior, Parent-Child Interaction Therapy, Telehealth
Interventions
Tele-PCIT, Treatment as Usual
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
2 Years to 83 Months
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mellowing Mind: Comparing Two Technology Based Mindfulness Interventions for Stress Impacted by COVID-19 in Underserved Communities

NCT05180513
View directory record Official record
Conditions
Worry, Stress
Interventions
Teleconference Mindfulness Intervention, Smartphone App Mindfulness Intervention
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Sep 20, 2024 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Treatment Phenotypes for Adolescents With Asthma

NCT04228107
View directory record Official record
Conditions
Asthma in Children, Adherence, Treatment
Interventions
Medication monitoring
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 90 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 6, 2025 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Technology-based Intervention and Positive Psychological Training for Blood Pressure Control in African Americans

NCT03722667
View directory record Official record
Conditions
Hypertension, Self-management, Technology
Interventions
Technology-based Component, TechSupport
Behavioral
Lead sponsor
Case Western Reserve University
Other
Eligibility
25 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 22, 2026, 9:41 AM EDT
Not yet recruiting Not applicable Interventional

Understanding and Targeting Self-Regulatory Control in Bulimia Nervosa

NCT07581158
View directory record Official record
Conditions
Bulimia Nervosa, Feeding and Eating Disorders, Mental Disorders
Interventions
Real fNIRS Neurofeedback, Sham-Control fNIRS Neurofeedback, SmartPhone Intervention
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional

Project LIFT - Promoting Healthy Behavior Through a Wearable Fitness Device and Financial Incentives

NCT03221465
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 28, 2019 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Melanoma Simulation Model With Smartphone Devices: Training Physicians for Early Detection of Melanoma

NCT01859845
View directory record Official record
Conditions
Melanoma
Interventions
Smartphone
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 1, 2014 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional

Weight Watchers Online

NCT01888172
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Weight Watchers Online Program, Philips ActiveLink, Eating and Activity Newsletter
Behavioral · Device
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Providence, Rhode Island • Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 23, 2015 · Synced Oct 22, 2026, 9:41 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Examining Valence-based Effects in Self-Monitoring Feedback Messages

NCT07292389
View directory record Official record
Conditions
Obesity & Overweight, Obesity (Disorder)
Interventions
Positive Reinforcement, Positive Reinforcement + Areas for Change
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional

Mindfulness Training and Respiration Biosignal Feedback - Study 1

NCT06625697
View directory record Official record
Conditions
Psychological Distress, Develop a Respiration Biosignal Feedback Algorithm, Utilize Respiration Algorithm to Predict Mindfulness Skills
Interventions
Mindfulness Meditation
Behavioral
Lead sponsor
Equa Health
Industry
Eligibility
18 Years to 30 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced Oct 22, 2026, 9:41 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Optimizing Self-Monitoring Feedback Delivery for the Treatment of Overweight and Obesity

NCT07227051
View directory record Official record
Conditions
Obesity & Overweight, Obesity (Disorder)
Interventions
Feedback on Calorie Goal Attainment, Feedback on Dietary Quality, Feedback on Physical Activity Goal Attainment, Goal Setting Prompt
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 22, 2026, 9:41 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Virtual Reality to Reduce Pre-Operative Anxiety

NCT04268914
View directory record Official record
Conditions
Virtual Reality, Augmented Reality, IV Stick, Mask Induction, Ambulatory Surgery, Pain, Anxiety
Interventions
Oculus Go VR, Mira Prism VR
Device
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
10 Years to 21 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 27, 2023 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional

Using Smartphones to Provide Recovery Support Services

NCT02132481
View directory record Official record
Conditions
Substance Use Disorder (SUD), Recovery
Interventions
EMA Only, EMI Only, EMA+EMI, Neither - RSAU
Other
Lead sponsor
Chestnut Health Systems
Other
Eligibility
18 Years and older
Enrollment
401 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
3
States / cities
Chicago, Illinois • Normal, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced Oct 22, 2026, 9:41 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

A Novel Mobile Health Intervention for Improving Tobacco Cessation Among Young Adults

NCT07571018
View directory record Official record
Conditions
Tobacco-Related Carcinoma
Interventions
Smartphone app-based Intervention, Communication intervention, Survey Administration, Interview, Assessment
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 30 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Las Cruces, New Mexico • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Make Better Choices

NCT01249989
View directory record Official record
Conditions
Health Behavior
Interventions
Sequential MBC Condition, Simultaneous MBC Condition, Stress Management
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 12, 2017 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of the Snackability Smartphone Application to Improve Quality of the Snack Intake, General Diet Quality, and Weight Among College Students

NCT05302830
View directory record Official record
Conditions
Obesity, Diet, Healthy
Interventions
Snackability app, Control group
Behavioral
Lead sponsor
Florida International University
Other
Eligibility
18 Years to 24 Years
Enrollment
272 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diabetes and Depression Text Messaging Intervention

NCT03490253
View directory record Official record
Conditions
Diabetes, Depression, Physical Activity
Interventions
DIAMANTE Adaptive, DIAMANTE Static
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 75 Years
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Oct 22, 2026, 9:41 AM EDT
Recruiting Not applicable Interventional

STEPS - Stress Training and Engagement Via Phone-Based Systems

NCT07639697
View directory record Official record
Conditions
Psychological Distress, Mindfulness Skills, Usability Satisfaction, Program Engagement, Loneliness
Interventions
Equa, Feature-Enhanced Equa Training Program, Stress Management Training
Behavioral
Lead sponsor
Equa Health
Industry
Eligibility
18 Years to 30 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 22, 2026, 9:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Translation Study of a Safe Teen Driving Intervention

NCT04317547
View directory record Official record
Conditions
Drive, Adolescent Behavior, Risk Behavior
Interventions
Steering Teens Safe (STS), Driving Feedback Technology.
Behavioral
Lead sponsor
Ginger Yang
Other
Eligibility
16 Years to 17 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 22, 2024 · Synced Oct 22, 2026, 9:41 AM EDT
Recruiting Not applicable Interventional

Mindfulness Training and Respiration Biosignal Feedback - Study 2

NCT07136948
View directory record Official record
Conditions
Psychological Distress, Mindfulness Skills, Usability Satisfaction
Interventions
Mindfulness Meditation, Mindfulness Meditation with Respiration Feedback Chart and Predictive Mindfulness Skill Scores
Behavioral
Lead sponsor
Equa Health
Industry
Eligibility
18 Years to 30 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 22, 2026, 9:41 AM EDT