mHealth for Data Collection and Research

Characterization of Post-Viral Infection Behaviors Among Patients With Long COVID: Prospective, Observational, Longitudinal Cohort Analyses of Fitbit Data and Patient-Reported Outcomes

Tianmai M Zhang, Sydney P Sharp, John D Scott, Douglas Taren, Jane C Samaniego, Elizabeth R Unger, Jeanne Bertolli, Jin-Mann S Lin, Christian B Ramers, Job G Godino

JMIR Form Res 2025 (Dec 31); 9:e77644

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Digital Health Intervention for and Long-Term Health Outcomes of a Divorce Cohort With Linked Danish Data: 5-Year Posttrial Follow-Up of a Randomized Controlled Trial

Andreas Nielsen Hald, Peter Fallesen, Frank Eriksson, Gert Martin Hald

J Med Internet Res 2025 (Dec 30); 27:e69387

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Forging Online Community Among People in Recovery From Substance Use: Natural Language Processing and Deep-Learning Analysis of The Phoenix App User-Generated Data

Danny Valdez, Katie M Heinrich, Beth Collinson, Aspen Streetman, Zach Sloan

JMIR Mhealth Uhealth 2025 (Dec 19); 13:e68438

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Elderly Activity Life-Space Envelopes (EASE): Development and Feasibility of a Comprehensive, Integrated Protocol for Life-Space Mobility Research in Population Health

Yee Sien Ng, Fang Zhao, Lynn Yi-Ching Ho, Laura Tay, Eugene Shum, Aisyah Latib, Silvana Choo, Sharon Chew, Teresa Leong, Yong Hao Pua, Belinda Yuen, Sam Conrad Joyce, Xin Yang, Angelique Chan, Ad Maulod, Yunjie Wong, Donny Soh, Rajesh Krishna Balan, Lian Leng Low, Julian Thumboo, Yew Yoong Ding, Helen Marie Hoenig, Sapphire Lin

JMIR Res Protoc 2025 (Dec 19); 14:e79308

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The Impact of Patient-Generated Health Data From Mobile Health Technologies on Health Care Management and Clinical Decision-Making: Narrative Scoping Review

Ava Keeling, John Downey, Matthew Halkes, Yinghui Wei

J Med Internet Res 2025 (Dec 19); 27:e77359

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Development and Validation of a Cross-Device Platform for Anhedonia Trend Visualization by Using Ecological Momentary Assessment and Moving Averages (Part I): Protocol for a Methodological Pilot Study

Yen-Chung Ho, Chia-Ling Fang, Yung-Chieh Ching, Hsiu-Ju Chang, Jiun-Yi Wang, Charles CN Wang

JMIR Res Protoc 2025 (Dec 18); 14:e84024

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Using Patient-Held Devices to Measure Variations in Resting Heart Rate and Step Count Prior to Presentation With an Acute Illness: International, Multicenter Flash Mob Feasibility Study

Jason G A den Duijn, Ahmed A M Hajjaj, John Kellett, Erika Frischknecht Christensen, Harm R Haak, Mikkel Brabrand, Christian H Nickel, Prabath W B Nanayakkara, Christian P Subbe, Jelmer Alsma, Safer@Home, Research Consoritum Acute Medicine (ORCA)

JMIR Cardio 2025 (Dec 15); 9:e76218

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Smartwatch-Derived Digital Phenotypes Relate to Psychopathology Dimensions in Patients With Psychotic Spectrum Disorders: Longitudinal Observational Study

Vasiliki Garyfalli, Emmanouil Kalisperakis, Alexandros Smyrnis, Marina Lazaridi, Thomas Karantinos, Asimakis Mantas, Panagiotis P Filntisis, Niki Efthymiou, Athanasia Zlatintsi, Petros Maragos, Nikolaos Smyrnis

JMIR Ment Health 2025 (Dec 12); 12:e75774

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Evaluating the Quality and Features of Visual Acuity Apps Using the Mobile App Rating Scale: Systematic Review

P Connor Lentz, Emily Dorairaj, Pranav Vasu, Isabella Wagner, Jaxson Jeffery, Farha Deceus, Nithya Boopathiraj, Yazan Abubaker, Darby D Miller, Antonio Jorge Forte, Syril Dorairaj

JMIR Mhealth Uhealth 2025 (Dec 12); 13:e65997

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Stakeholder Criteria for Trust in Artificial Intelligence–Based Computer Perception Tools in Health Care: Qualitative Interview Study

Ansh Rai, Meghan E Hurley, John Herrington, Eric A Storch, Casey J Zampella, Julia Parrish-Morris, Anika Sonig, Gabriel Lázaro-Muñoz, Kristin Kostick-Quenet

J Med Internet Res 2025 (Dec 12); 27:e78757

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Lumbar Acceleration Gait Estimation: “Step-by-Step” Algorithm Updates and Improvements

Lukas Adamowicz, Wenyi Lin, F Isik Karahanoglu, Xuemei Cai, Mar Santamaria, Charmaine Demanuele, Junrui Di

J Med Internet Res 2025 (Dec 12); 27:e72831

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The Challenge of Measuring Exercise: Advancing Metrological Barriers in Wearable Sensing

Jennifer L Corso, Evan Peikon

JMIR Mhealth Uhealth 2025 (Dec 10); 13:e79347

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Effects of a Walking-Based Physical Activity Intervention on Health Indicators in University Students: Protocol for a Randomized Controlled Trial

Andrés Godoy-Cumillaf, Paola Fuentes-Merino, Frano Giakoni-Ramírez, Catalina Muñoz-Strale, Josivaldo de Souza-Lima, Daniel Duclos-Bastías, Maribel Parra-Saldías, José Bruneau-Chávez, Eugenio Merellano-Navarro

JMIR Res Protoc 2025 (Dec 10); 14:e83983

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Daily-Life Walking Characteristics of Older Adults in Relation to Age, Sex, and Physical Function: the HUNT4 Trondheim 70+ Observational Study

Karoline Blix Grønvik, Anisoara Paraschiv-Ionescu, Gro Gujord Tangen, Øyvind Salvesen, Jorunn Lægdheim Helbostad, Nina Skjæret-Maroni, Beatrix Vereijken

JMIR Aging 2025 (Dec 04); 8:e75835

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Self-Reported Triggers Evaluation of High-Risk Dietary and Environmental Factors Preceding Migraine Onset by Using a Mobile Tracking App (Migraine Insight): Comparative Analysis Study

Christina Wornom, Brooklyn Brekke-Kumley, Tavsimran Luthra, Lynn J Smith, Jane C Harrington

JMIR Form Res 2025 (Dec 03); 9:e59951

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Digital Biometrics in Predicting Risk for Obstructive Sleep Apnea and Hypertension: Decentralized, Prospective Cohort Study

Natalia Orendain, Samantha Spierling Bagsic, Edward Ramos, Jay Pandit, Robert L Owens, Stuti Jaiswal

J Med Internet Res 2025 (Dec 03); 27:e77641

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Exploring Age-Related Patterns in Smartphone Keystroke Dynamics Considering Temporal Variability: Cross-Sectional Study With AI-Based Analysis

Junhyung Moon, Yu Lim Huh, Hee Young Cho, Chaeyeon Kim, Hyeongrae Lee, Dong Pyo Jang, Baek Hwan Cho

JMIR Mhealth Uhealth 2025 (Dec 02); 13:e80094

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A 6-Month Evaluation of the Peer-Ceived Momentary Assessment Method in a Small Sample of Liver Transplant Patients and Their Support Persons: Longitudinal Observational Study

Allan Berrocal, Waldo Concepcion, Katarzyna Wac

JMIR Form Res 2025 (Nov 27); 9:e55907

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Three Body-Worn Accelerometers in the French NutriNet-Santé Cohort: Feasibility and Acceptability Study

Abdouramane Soumaré, Léopold K Fezeu, Jérôme Bouchan, Fabienne Delestre, Alice Bellicha, Greet Cardon, Alan Donnelly, Antje Hebestreit, Mathilde Touvier, Jean-Michel Oppert, Jérémy Vanhelst

JMIR Form Res 2025 (Nov 20); 9:e76167

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Dynamic Assessment of Fine Motor Control and Vocalization in Parkinson Disease Through a Smartphone App: Cross-Sectional Study of Time-Severity Interaction Effects

Youho Myong, Seo Jung Yun, Kyudong Park, Byung-Mo Oh, Han Gil Seo

JMIR Mhealth Uhealth 2025 (Nov 13); 13:e69028

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