Fitness Trackers and Smart Pedometers/Accelerometers

Articles published in 2026 in this theme: 26 (scroll down to load remaining articles)

2026

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Definition and Test-Retest Reliability of a Monitoring Method Integrating Accelerometric Actigraphy and Bluetooth Indoor Location Tracking Applied in a Long-Term Residential Unit for Persons With Dementia: Longitudinal Observational Study

Marco Rabuffetti, Pietro Davide Trimarchi, Alessia Gallucci, Ilaria Carpinella, Elena Kisel, Maria Patrizia Andriani, Ennio De Giovannini, Gaia Bailo, Fabrizio Giunco, Maurizio Ferrarin

JMIR Mhealth Uhealth 2026 (May 21); 14:e70188

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Assessing the Use of Wearable Mobile-Monitoring Devices Among Individuals With Serious Mental Illness: Qualitative Acceptability and Feasibility Study

Aubrey M Freitas, Jesus G Chavez, Melissa Chinchilla, Ronald Calderon, Stephanie Chassman, Lauren Hoffmann, Alexander S Young

J Med Internet Res 2026 (May 15); 28:e85087

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Effect of Wearable Activity Tracker Social Behaviors on Physical Activity and Exercise Self-Efficacy: Real-World Pilot Study

Amanda Bireline, Derek J Hevel, Paul G Davis

JMIR Form Res 2026 (May 05); 10:e75133

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One-Year Trajectory of Step Counts and Weight Loss in Adults With Overweight/Obesity: Retrospective Cohort Study

Kenshiro Taguchi, Asuka Oyama, Jun'ichi Kotoku, Hiroshi Toki, Ryohei Yamamoto

JMIR Mhealth Uhealth 2026 (May 04); 14:e80339

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Leveraging Digital Health Technologies to Assess Older Adults’ Frailty and Nutritional Status: Two Cross-Sectional Studies

Nunzio Camerlingo, Madisen Wicker, Dimitrios J Psaltos, Nina Shaafi-Kabiri, Hao Zhang, Andrew Messere, Isabelle Messina, Zachary Hayden, Meredith Kelly, Gauri Kamat, Fikret Işık Karahanoğlu, Charmaine Demanuele, Mar Santamaria, David Caouette, Kevin C Thomas

JMIR Aging 2026 (Apr 17); 9:e77816

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Heart Rate Estimation Using the Galaxy Watch During Maximal Cardiopulmonary Exercise Testing: Cross-Sectional Validation Study

Allan Inoue, João Paulo Ferreira Soares, Felipe Antunes-Santos, Alexandre Ferreira, Alberto Gonçalves, João Arthur Alcântara, Marcelo Rodrigues dos Santos

JMIR Cardio 2026 (Apr 16); 10:e81917

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Physical Activity Monitoring in Adolescents and Young Adults With Cancer: Observational Feasibility Study

Savannah V Rauschendorfer, Beatrice Cantoni, Michelle Audirac, Susan C Gilchrist, J Andrew Livingston, Michael E Roth, Corwin M Zigler, Eugenie S Kleinerman

JMIR Cancer 2026 (Apr 13); 12:e87591

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Determining a Likely Mechanism of Missingness in Repeated Measures Sleep Data From Wearable Fitness Trackers: Longitudinal Analysis

Kate Mobley, Kevin B Gittner, Karen Nielsen, Lauren M Matheny, Gita Taasoobshirazi, Charles Natuhamya, Monica H Swahn

JMIR Mhealth Uhealth 2026 (Mar 31); 14:e81123

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Real-Time and Long-Term Effects of Medical Marijuana on Older Adults: Protocol for a Prospective Cohort Study

Kendall R Robinson, Stella D Seeger, Lauren Nave, Marlin Mejia, Maria Vander Meulen, Ahmed Rashid, Angela M Mickle, Kimberly T Sibille, Zhigang Li, Rene Przkora, Siegfried Schmidt, Margaret C Lo, Robert L Cook, Yan Wang

JMIR Res Protoc 2026 (Mar 24); 15:e78900

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Longitudinal Analysis of Variations in Daily Step Counts and Long-Term Implications of COVID-19 Waves and Restriction Phases in Qatar’s Step Into Health Program: Mixed Methods Study

Lina Majed, Suzan Sayegh, Feriel Dalansi, Abdulla Saeed Al-Mohannadi, Marco Cardinale, Abdulaziz Farooq

JMIR Public Health Surveill 2026 (Mar 23); 12:e76860

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Using an Adult-Designed Wearable for Pediatric Monitoring: Practical Tutorial and Application in School-Aged Children With Obesity

Alessandra Angelucci, Andrea Aliverti, Matteo Vandoni, Daniela Lucini, Cristiana Larizza, Vittoria Carnevale Pellino, Gianvincenzo Zuccotti, Valeria Calcaterra

J Med Internet Res 2026 (Mar 20); 28:e76166

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Adherence to and Engagement With an mHealth Physical Activity Intervention After Mild Stroke or Transient Ischemic Attack: Secondary Analysis of a Feasibility Randomized Controlled Trial

Hanna Lagerlund, Lucian Bezuidenhout, Sophia Humphries, Lisa Holmlund, Lydia Kwak, Charlotte K Häger, David Moulaee Conradsson

JMIR Mhealth Uhealth 2026 (Mar 17); 14:e75662

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Comparing 3 Goal-Setting Techniques to Promote Adherence to National Physical Activity Guidelines in Midlife Adults: Feasibility Trial of a Mechanistic Study Design

Rodney P Joseph, Keenan A Pituch, Fang Yu, Dereck L Salisbury, Molly Maxfield

JMIR Form Res 2026 (Mar 16); 10:e82494

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The Use and Utility of Wearable Devices for Tracking Sleep and Activity in Inpatient Mental Health Settings: Protocol for a Rapid Review

Gillian Strudwick, Hwayeon Danielle Shin, Iman Kassam, Karishini Ramamoorthi, Benjamin Rosen, Michelle A Patriquin, Justin Baker, Nicholas Neufeld

JMIR Res Protoc 2026 (Mar 10); 15:e82290

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Digital Health Interventions to Promote Physical Activity Among Adolescents: Systematic Review

Rui Shi Fan, Jia Jun Jiang, Qing Yuan Zhou, Xin Yue Zhang, Zhou Hang Wu, Liu Ji

J Med Internet Res 2026 (Feb 27); 28:e82395

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Accuracy of Optical Heart Rate Measurements for 10 Commercial Wearables in Different Climate Conditions and Activities: Instrument Validation Study

Jasper Gielen, Catharina Nina Van Oost, Glen Debard, Romy Sels, Nele A J De Witte, Toon Colman, Bert Bonroy, Jean-Marie Aerts

JMIR Form Res 2026 (Feb 17); 10:e85186

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Association of Daily Step Count With Depressive Symptoms in Patients With Major Depressive Disorder Using a Smartphone App (ReMAP): Longitudinal Study

Alexander Refisch, Lara Gutfleisch, Daniel Emden, Vincent Holstein, Marius Gruber, Janik Goltermann, Maike Richter, Janette Ratzsch, Anna Fleuchhaus, Elisabeth Leehr, Susanne Meinert, Tiana Borgers, Kira Flinkenfügel, Frederike Stein, Florian Thomas-Odenthal, Paula Usemann, Lea Teutenberg, Nina Alexander, Ronny Redlich, Igor Nenadić, Tilo Kircher, Udo Dannlowski, Tim Hahn, Nils Opel

JMIR Ment Health 2026 (Feb 10); 13:e81120

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Determining Cluster-Specific Differences in the Number of Days Required to Reliably Predict Habitual Physical Activity: Intraclass Correlation Resampling Analysis

Conor Jordan Murphy, Gabriel M Jouan, Katrin Y Friðgeirsdóttir, Anna Sigridur Islind, Jose M Saavedra, María Óskarsdóttir, Erna Sif Arnardóttir

JMIR Mhealth Uhealth 2026 (Feb 10); 14:e64323

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Measurements and Digital Technology Solutions to Monitor Physical Activity in Patients With Pediatric Cancer: Scoping Review

Greta Franceska Jermolenko, Guna Semjonova, Aija Klavina, Evita Dubinina, Keita Augstkalne, Klavs Balamovskis-Kalnins, Alina Cesuna, Emil Syundyukov, Dace Bertule, Madara Blumberga, Ilze Kundzina

JMIR Cancer 2026 (Jan 29); 12:e73889

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Feasibility, Acceptability, and Perspectives Regarding the Use of Activity Tracking Wearable Devices Among Home Health Aides: Mixed Methods Study

Ian René Solano-Kamaiko, Michael Dicpinigaitis, Melissa Tan, Irene Yang, Kexin Cheng, Ronica Peramsetty, Michelle Shum, Yanira Escamilla, Jennifer Bayly, Meghan Reading Turchioe, Ariel Avgar, Aditya Vashistha, Nicola Dell, Madeline R Sterling

J Med Internet Res 2026 (Jan 26); 28:e77510

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