Fitness Trackers and Smart Pedometers/Accelerometers

Clinic Time Required for Remote and In-Person Management of Patients With Cardiac Devices: Time and Motion Workflow Evaluation

Amber Seiler, Eliana Biundo, Marco Di Bacco, Sarah Rosemas, Emmanuelle Nicolle, David Lanctin, Juliette Hennion, Mirko de Melis, Laura Van Heel

JMIR Cardio 2021 (Oct 15); 5(2):e27720

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Circadian Rhythm Analysis Using Wearable Device Data: Novel Penalized Machine Learning Approach

Xinyue Li, Michael Kane, Yunting Zhang, Wanqi Sun, Yuanjin Song, Shumei Dong, Qingmin Lin, Qi Zhu, Fan Jiang, Hongyu Zhao

J Med Internet Res 2021 (Oct 14); 23(10):e18403

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Need for Cognition Among Users of Self-Monitoring Systems for Physical Activity: Survey Study

Kirsi Halttu, Harri Oinas-Kukkonen

JMIR Form Res 2021 (Oct 14); 5(10):e23968

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Digital Tracking of Physical Activity, Heart Rate, and Inhalation Behavior in Patients With Pulmonary Arterial Hypertension Treated With Inhaled Iloprost: Observational Study (VENTASTEP)

Barbara Stollfuss, Manuel Richter, Daniel Drömann, Hans Klose, Martin Schwaiblmair, Ekkehard Gruenig, Ralf Ewert, Martin C Kirchner, Frank Kleinjung, Valeska Irrgang, Christian Mueller

J Med Internet Res 2021 (Oct 08); 23(10):e25163

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Open-source Longitudinal Sleep Analysis From Accelerometer Data (DPSleep): Algorithm Development and Validation

Habiballah Rahimi-Eichi, Garth Coombs III, Constanza M Vidal Bustamante, Jukka-Pekka Onnela, Justin T Baker, Randy L Buckner

JMIR Mhealth Uhealth 2021 (Oct 06); 9(10):e29849

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Validation of Fitbit Charge 2 Sleep and Heart Rate Estimates Against Polysomnographic Measures in Shift Workers: Naturalistic Study

Benjamin Stucky, Ian Clark, Yasmine Azza, Walter Karlen, Peter Achermann, Birgit Kleim, Hans-Peter Landolt

J Med Internet Res 2021 (Oct 05); 23(10):e26476

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Moderation of the Stressor-Strain Process in Interns by Heart Rate Variability Measured With a Wearable and Smartphone App: Within-Subject Design Using Continuous Monitoring

Herman de Vries, Wim Kamphuis, Hilbrand Oldenhuis, Cees van der Schans, Robbert Sanderman

JMIR Cardio 2021 (Oct 04); 5(2):e28731

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A Novel Mobile App (“CareFit”) to Support Informal Caregivers to Undertake Regular Physical Activity From Home During and Beyond COVID-19 Restrictions: Co-design and Prototype Development Study

Kieren J Egan, William Hodgson, Mark D Dunlop, Gennaro Imperatore, Alison Kirk, Roma Maguire

JMIR Form Res 2021 (Oct 01); 5(10):e27358

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Introducing an Integrated Model of Adults’ Wearable Activity Tracker Use and Obesity Information–Seeking Behaviors From a National Quota Sample Survey

Bokyung Kim, Seoyeon Hong, Sungwook Kim

JMIR Form Res 2021 (Sep 29); 5(9):e23237

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An Activity Tracker–Guided Physical Activity Program for Patients Undergoing Radiotherapy: Protocol for a Prospective Phase III Trial (OnkoFit I and II Trials)

Franziska Hauth, Barbara Gehler, Andreas Michael Nieß, Katharina Fischer, Andreas Toepell, Vanessa Heinrich, Inka Roesel, Andreas Peter, Mirjam Renovanz, Andreas Hartkopf, Andreas Stengel, Daniel Zips, Cihan Gani

JMIR Res Protoc 2021 (Sep 22); 10(9):e28524

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Early Detection of Symptom Exacerbation in Patients With SARS-CoV-2 Infection Using the Fitbit Charge 3 (DEXTERITY): Pilot Evaluation

Kan Yamagami, Akihiro Nomura, Mitsuhiro Kometani, Masaya Shimojima, Kenji Sakata, Soichiro Usui, Kenji Furukawa, Masayuki Takamura, Masaki Okajima, Kazuyoshi Watanabe, Takashi Yoneda

JMIR Form Res 2021 (Sep 16); 5(9):e30819

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Recent Academic Research on Clinically Relevant Digital Measures: Systematic Review

Md Mobashir Hasan Shandhi, Jennifer C Goldsack, Kyle Ryan, Alexandra Bennion, Aditya V Kotla, Alina Feng, Yihang Jiang, Will Ke Wang, Tina Hurst, John Patena, Simona Carini, Jeanne Chung, Jessilyn Dunn

J Med Internet Res 2021 (Sep 15); 23(9):e29875

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Applying Mobile Technology to Sustain Physical Activity After Completion of Cardiac Rehabilitation: Acceptability Study

Abdelaziz Elnaggar, Julia von Oppenfeld, Mary A Whooley, Stephanie Merek, Linda G Park

JMIR Hum Factors 2021 (Sep 02); 8(3):e25356

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Evaluating the Validity and Utility of Wearable Technology for Continuously Monitoring Patients in a Hospital Setting: Systematic Review

Vikas Patel, Ani Orchanian-Cheff, Robert Wu

JMIR Mhealth Uhealth 2021 (Aug 18); 9(8):e17411

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Utilization of a Directly Supervised Telehealth-Based Exercise Training Program in Patients With Nonalcoholic Steatohepatitis: Feasibility Study

Victoria Motz, Alison Faust, Jessica Dahmus, Benjamin Stern, Christopher Soriano, Jonathan G Stine

JMIR Form Res 2021 (Aug 17); 5(8):e30239

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General Practitioners' Perceptions of the Use of Wearable Electronic Health Monitoring Devices: Qualitative Analysis of Risks and Benefits

Lucia Volpato, María del Río Carral, Nicolas Senn, Marie Santiago Delefosse

JMIR Mhealth Uhealth 2021 (Aug 09); 9(8):e23896

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Comparison of the Validity and Generalizability of Machine Learning Algorithms for the Prediction of Energy Expenditure: Validation Study

Ruairi O'Driscoll, Jake Turicchi, Mark Hopkins, Cristiana Duarte, Graham W Horgan, Graham Finlayson, R James Stubbs

JMIR Mhealth Uhealth 2021 (Aug 04); 9(8):e23938

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Geospatial Analysis of Neighborhood Environmental Stress in Relation to Biological Markers of Cardiovascular Health and Health Behaviors in Women: Protocol for a Pilot Study

Kosuke Tamura, Kaveri Curlin, Sam J Neally, Nithya P Vijayakumar, Valerie M Mitchell, Billy S Collins, Cristhian Gutierrez-Huerta, James F Troendle, Yvonne Baumer, Foster Osei Baah, Briana S Turner, Veronica Gray, Brian A Tirado, Erika Ortiz-Chaparro, David Berrigan, Nehal N Mehta, Viola Vaccarino, Shannon N Zenk, Tiffany M Powell-Wiley

JMIR Res Protoc 2021 (Jul 22); 10(7):e29191

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Smartphone-Based Interventions for Physical Activity Promotion: Scoping Review of the Evidence Over the Last 10 Years

Alex Domin, Donna Spruijt-Metz, Daniel Theisen, Yacine Ouzzahra, Claus Vögele

JMIR Mhealth Uhealth 2021 (Jul 21); 9(7):e24308

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Building on Lessons Learned in a Mobile Intervention to Reduce Pain and Improve Health (MORPH): Protocol for the MORPH-II Trial

Jason Fanning, Amber K Brooks, Katherine L Hsieh, Kyle Kershner, Joy Furlipa, Barbara J Nicklas, W Jack Rejeski

JMIR Res Protoc 2021 (Jul 19); 10(7):e29013

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