This paper is in the following e-collection/theme issue:

Wearable Devices and Sensors (912) mHealth for Data Collection and Research (988) Ubiquitous Health (uHealth) (127) Research Instruments, Questionnaires, and Tools (597) Novel Sensors and Data Acquisition Methods in Cardiology (203) Fitness Trackers and Smart Pedometers/Accelerometers (574) Cardiac Self-Management (111) e-Cardiology and Telemonitoring in Cardiology (175)

Published on in Vol 13 (2025)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/54871, first published .
Reliability and Accuracy of the Fitbit Charge 4 Photoplethysmography Heart Rate Sensor in Ecological Conditions: Validation Study

Reliability and Accuracy of the Fitbit Charge 4 Photoplethysmography Heart Rate Sensor in Ecological Conditions: Validation Study

Reliability and Accuracy of the Fitbit Charge 4 Photoplethysmography Heart Rate Sensor in Ecological Conditions: Validation Study

Authors of this article:

Maxime Ceugniez1 Author Orcid Image ;   Hervé Devanne1 Author Orcid Image ;   Eric Hermand1, 2 Author Orcid Image
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