Wearable Devices and Sensors

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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Generation of a Free-Living Ground-Truth Validation Dataset for Wearable Measures of Physical Activity, Sedentary Behavior, Sleep, and Heart Rate in Adults (OxWEARS): Protocol for a Cross-Sectional Study

Benjamin D Maylor, Scott R Small, Tatiana Plekhanova, Laura Brocklebank, Stefan van Duijvenboden, Rachel Sharman, Elizabeth A Hill, Fredrik Karpe, Simon D Kyle, Aiden Doherty

JMIR Res Protoc 2025 (Dec 29); 14:e78779

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The BREATH-TRACHER 2 Trial: Protocol for a Retrospective Mixed Methods Study to Establish the Utility of a Wearable Device in the Detection of Chronic Obstructive Pulmonary Disease Exacerbations

Beyza Toprak, Louise Hamilton, Burcu Kolukisa Birgec, Alexander Balfour Mullen

JMIR Res Protoc 2025 (Dec 24); 14:e79503

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Self-Reported Acceptance of a Wearable Activity Monitor in Persons With Stroke: Usability Study

Jamie Nam, Grace C Bellinger, Junyao Li, Margaret A French, Ryan T Roemmich

JMIR Cardio 2025 (Dec 23); 9:e70007

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Adherence to Accelerometer Use in Older Adults Undergoing mHealth Cardiac Rehabilitation: Secondary Analysis of a Randomized Clinical Trial

Souptik Barua, Dhairya Upadhyay, Stephanie Pena, Riley McConnell, Ashwini Varghese, Samrachana Adhikari, Erik LeRoy, Antoinette Schoenthaler, John A Dodson

J Med Internet Res 2025 (Dec 23); 27:e80522

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Wearable Continuous Vital Sign Monitoring Study (WARD-AMS) to Detect Clinical Deterioration in Postoperative General Surgery Patients: Protocol for a Randomized Controlled Trial

Jasjit Syan, Meera Joshi, John Beard, Jonah Attebery, Fu Siong Ng, Sadia Khan

JMIR Res Protoc 2025 (Dec 19); 14:e81558

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Collection of Ambulatory Electrocardiogram and Behavioral Data for the Identification of Digital Biomarkers for Heart Failure (CATCH-ECG): Protocol for a Prospective Cohort Study

Jakob Eyvind Bardram, Gouthamaan Manimaran, Chloë Cammaerts, Sadasivan Puthusserypady, Helena Dominguez

JMIR Res Protoc 2025 (Dec 19); 14:e79651

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Digital Physiotherapeutic Ankle-Specific Training System for Patients With Chronic Ankle Instability Following Modified Brostrom Surgery: Noninferiority Randomized Controlled Trial at a Tertiary Grade A Trauma Center in China

Xiang Geng, Yilin Jin, Xu Wang, Xin Zhang, Yiming Lyu, Shengdi Lu, Xin Ma

JMIR Mhealth Uhealth 2025 (Dec 18); 13:e78307

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Accelerometer-Derived Rest-Activity Rhythm Amplitude, Genetic Predisposition, and the Risk of Ischemic Heart Disease: Observational and Mendelian Randomization Study

Lele Wang, Juying Zhang, Xiong Xiao, Xuewei Tang, Jianxiang Tang, Hao Xu, Bing Guo, Xing Zhao

J Med Internet Res 2025 (Dec 15); 27:e79301

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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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A Refined Mobile Health Intervention (SMARTFAMILY2.0) to Promote Physical Activity and Healthy Eating in a Family Setting: Randomized Controlled Trial

Janis Fiedler, Kathrin Wunsch, Sebastian Hubenschmid, Harald Reiterer, Britta Renner, Alexander Woll

JMIR Mhealth Uhealth 2025 (Dec 15); 13:e65558

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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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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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Comparison and Validation of Actigraphy Algorithms Using a Large Community Dataset: Algorithm Validation Study

Darshan Panesar, Aashish Vichare, Jason Goncalves, Robyn Stremler

JMIR Form Res 2025 (Dec 11); 9:e70778

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Multimodal Sleep Measurement and Alignment Analysis in Outpatients With Major Depressive Episode: Observational Study

Afrooz Mahir, Nguyen Luong, Ilya Baryshnikov, Annasofia Martikkala, Erkki Isometsä, Talayeh Aledavood

JMIR Mhealth Uhealth 2025 (Dec 11); 13:e82465

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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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Smartphone-Based Physical Activity Program to Reduce “Chemo-Brain” Symptoms and Improve Health in Cancer Survivors With and Without Type 2 Diabetes: Protocol for a Single-Arm Pre-Post Pilot Trial

Zachary C Pope, Andriy Yabluchanskiy, Peter Mukli, Michael C Robertson, Jason A Oliver, Sarah J Borengasser, Meghan M Ratke, Jacob E Matney, Chris Mixon, Christina Henson, J Mikhail Kellawan

JMIR Res Protoc 2025 (Dec 10); 14:e79739

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Development of an Ecological Momentary Assessment Study to Identify Real-Time Predictors of Physical Activity Among Older People With HIV: Protocol for a 2-Phase Mixed Methods Study

Dan Song, Lisa Hightow-Weidman, Tuzhen Xu, Yijiong Yang, Jing Wang

JMIR Res Protoc 2025 (Dec 09); 14:e81238

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Use of Head-Mounted Inertial Sensors for Mobility Tasks: Protocol for a Scoping Review

Will Sloan, Grace Elizabeth MacDonald, R Bruce Wallace, Rafik Goubran, Heidi Sveistrup

JMIR Res Protoc 2025 (Dec 08); 14:e67628

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Oura Ring Behavioral Feedback Intervention for Alcohol Reduction in Young Adults: User Experience Evaluation of a Pilot Randomized Trial

Frances J Griffith, Oksana K Ellison, Sahiti Kunchay, Madilyn Augustine, Kelly S DeMartini, Michael Fatigate, Leah Latimer, Stephanie S O'Malley, Nancy S Redeker, Garrett I Ash, Lisa M Fucito

J Med Internet Res 2025 (Dec 04); 27:e78613

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