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ClinicalTrials.gov public records Last synced Oct 23, 2026, 7:15 PM EDT

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Showing 25–48 of 162 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Smartphone Text Messaging Clear all
Completed Not applicable Interventional

Older Adults, Methadone, and Cognitive Function

NCT07153029
View directory record Official record
Conditions
Opioid Use Disorder, Cognitive Ability General
Interventions
Smartphone based cognitive tasks
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
55 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 23, 2026, 7:15 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Culturally Tailored Smartphone Application for African American Smokers

NCT05188287
View directory record Official record
Conditions
Smoking Cessation
Interventions
HealthyCells
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 23, 2026, 7:15 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Behavioral Application for Improving Smoking Cessation Among Smokers

NCT07493252
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Smartphone app-based Intervention (Actify! A app), Smartphone app-based Intervention (Actify! B app), Health Promotion and Education, Survey Administration
Behavioral · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,812 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional

MENCORE-2: Audio Recordings to Improve Decision-making in Advanced Prostate Cancer

NCT05127850
View directory record Official record
Conditions
Prostate Cancer, Metastatic Prostate Cancer, Metastatic Castration-resistant Prostate Cancer
Interventions
Consultation audio recording app
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Results available

iPhone Helping Evaluate Atrial Fibrillation Rhythm Through Technology

NCT02731326
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
AliveCor, Behavioral Altering Messaging
Device · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Results available

Patient-centered Mobile Health Intervention to Improve Self-care in Patients With Chronic Heart Failure

NCT03642275
View directory record Official record
Conditions
Heart Failure
Interventions
iCardia4HF
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
40 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 23, 2026, 7:15 PM 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 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Results available

Supporting Self-Management of Healthy Behaviors in Chronic Kidney Disease

NCT04858295
View directory record Official record
Conditions
Renal Insufficiency, Chronic, Hypertension
Interventions
Texting, mHealth app
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Results available

mActive: A Blinded, Randomized mHealth Activity Trial

NCT01917812
View directory record Official record
Conditions
Physical Activity
Interventions
Digital Activity Tracker, Smart Text Messaging
Device · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 69 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Smartphone Addiction Recovery Coach for Young Adults (SARC-YA) Experiment

NCT03301012
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Recovery support as usual, Smartphone assisted relapse prevention
Other
Lead sponsor
Chestnut Health Systems
Other
Eligibility
18 Years to 26 Years
Enrollment
237 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
Bloomington, Illinois • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 30, 2024 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MapTrek to Increase Activity Among Patients at Risk for Type 2 Diabetes

NCT03193229
View directory record Official record
Conditions
Pre Diabetes, Obesity
Interventions
MapTrek, Fitbit
Behavioral · Device
Lead sponsor
Philip Polgreen
Other
Eligibility
21 Years to 80 Years
Enrollment
430 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Coralville, Iowa
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Oct 23, 2026, 7:15 PM EDT
Recruiting Not applicable Interventional

The MObile Health InterVEntion in Pulmonary Arterial Hypertension (MOVE PAH) Study

NCT05464095
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
mHealth Intervention, Usual Care
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The YourMove Study: Optimizing Individualized and Adaptive mHealth Interventions Via Control Systems Engineering Methods

NCT05598996
View directory record Official record
Conditions
Inactivity, Physical, Sedentary Behavior
Interventions
COT-Based Intervention
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
25 Years to 80 Years
Enrollment
386 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 23, 2026, 7:15 PM EDT
Recruiting Not applicable Interventional

iCardia4HF: Multi-component mHealth Intervention for Patients With Heart Failure

NCT06205225
View directory record Official record
Conditions
Heart Failure
Interventions
Text4HF, MyApps, MyApps & Text4HF, Enhanced Usual Care
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 30, 2026 · Synced Oct 23, 2026, 7:15 PM 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 23, 2026, 7:15 PM EDT
Not yet recruiting Not applicable Interventional

Pilot Study of Sensor-Informed Smartphone-based Mental Health Interventions for Mood in Early Psychosis

NCT07503093
View directory record Official record
Conditions
Psychosis, Anxiety, Depression, Rumination
Interventions
Smartphone-based Mindfulness Exercise, Smartphone-based Psychoeducation, Neutral Control Message
Behavioral
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 23, 2026, 7:15 PM 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 23, 2026, 7:15 PM EDT
Recruiting Not applicable Interventional

Prehabilitation Physical Therapy and Relaxation Intervention Program to Promote Resiliency and Operative Success Among Adults Receiving Lung Cancer Surgery, ROAR-LCS Trial

NCT07584239
View directory record Official record
Conditions
Resectable Lung Non-Small Cell Carcinoma
Interventions
Biospecimen Collection, Exercise Intervention, Internet-Based Intervention, Physical Therapy, Relaxation Technique, Survey Administration, Text Message-Based Navigation Intervention
Procedure · Other · Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Results available

Impact of a Virtual Diabetes Self-Care and Education Program on Diabetes-related Outcomes in Latinos With T2 Diabetes

NCT02488785
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Virtual Diabetes Self-Care and Education Program, Fitbit, Smartphone
Behavioral · Device
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
21 Years to 80 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Edinburg, Texas
Source: ClinicalTrials.gov public record
Updated Sep 6, 2022 · Synced Oct 23, 2026, 7:15 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

RCT of HeartBot in Women

NCT07416734
View directory record Official record
Conditions
Participants Must be Women Aged 25 Years or Older, Participants Should Have no Self-reported History of Heart Disease or Stroke, Participants Should Have no Terminal Illness or Diagnosed Cognitive Impairment, Including Alzheimer's Disease, Participants Should Not be a Healthcare Professionals or Healthcare Trainees, Participants Should Not be Employed in the Healthcare Field, Participants Should Reside in the United States and be a University of California, San Francisco Health Patient, Participants Should Possess a Smartphone With an Active Data Plan or Access to Wi-Fi
Interventions
HeartBot II Program, Waitlist Control
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
25 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Smart Reminders to Promote Home-based Cognitive Training

NCT05016856
View directory record Official record
Conditions
Adherence, Treatment
Interventions
Adherence Promotion With Person-centered Technology (APPT) System, Standard Reminder System (Active Control)
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
65 Years and older
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Feb 24, 2025 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Family Input for Quality and Safety

NCT03202888
View directory record Official record
Conditions
Patient Safety
Interventions
Intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
435 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 26, 2018 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Phase 4 Interventional

Smartphone-delivered Automated Video-assisted Smoking Treatment for Patrons of a Food Resource Center

NCT03060278
View directory record Official record
Conditions
Smoking Cessation
Interventions
Self-help materials, nicotine patch, Smartphone-delivered automated treatment, Counseling
Behavioral · Drug · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 99 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 12, 2018 · Synced Oct 23, 2026, 7:15 PM EDT
Completed Not applicable Interventional

Effectiveness of a CBT-based mHealth Intervention Targeting MOUD Retention, Adherence, and Opioid Use

NCT04808479
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
imFREE mCBT, mHealth ED
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Tarzana, California
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 23, 2026, 7:15 PM EDT