Heart rate measures from the Apple Watch, Fitbit Charge HR 2, and electrocardiogram across different exercise intensities
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sports Sciences"
DOI: 10.1080/02640414.2018.1560644
Abstract: ABSTRACT This study compared heart rate (HR) measurements for the Fitbit Charge HR 2 (Fitbit) and the Apple Watch devices with HR measurements for electrocardiogram (ECG). Thirty young adults (15/15 females/males, age 23.5 ± 3.0… read more here.
Keywords: fitbit; exercise; fitbit charge; apple watch ... See more keywords
A validation study of Fitbit Charge 2™ compared with polysomnography in adults
Sign Up to like & getrecommendations! Published in 2018 at "Chronobiology International"
DOI: 10.1080/07420528.2017.1413578
Abstract: ABSTRACT We evaluated the performance of a consumer multi-sensory wristband (Fitbit Charge 2™), against polysomnography (PSG) in measuring sleep/wake state and sleep stage composition in healthy adults. In-lab PSG and Fitbit Charge 2™ data were… read more here.
Keywords: fitbit charge; rem sleep; psg; charge ... See more keywords
Validation of Fitbit Charge 4 for assessing sleep in Chinese patients with chronic insomnia: A comparison against polysomnography and actigraphy
Sign Up to like & getrecommendations! Published in 2022 at "PLoS ONE"
DOI: 10.1371/journal.pone.0275287
Abstract: Our research aims to assess the performance of a new generation of consumer activity trackers (Fitbit Charge 4TM: FBC) to measure sleep variables and sleep stage classifications in patients with chronic insomnia, compared to polysomnography… read more here.
Keywords: assessing sleep; patients chronic; sleep variables; fitbit charge ... See more keywords
Minimal Detectable Change Thresholds and Responsiveness of Zephyr Bioharness & Fitbit Charge Devices.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Strength and Conditioning Research"
DOI: 10.1519/jsc.0000000000002136
Abstract: The aim of the current study was to define the MDC thresholds for Zephyr Bioharness (ZB) and Fitbit Charge (FC-HR) heart rate variables, and to establish the internal responsiveness of ZB and FC-HR devices in… read more here.
Keywords: zephyr bioharness; fitbit charge; bioharness fitbit; rate ... See more keywords
Measurement of Heart Rate Using the Polar OH1 and Fitbit Charge 3 Wearable Devices in Healthy Adults During Light, Moderate, Vigorous, and Sprint-Based Exercise: Validation Study
Sign Up to like & getrecommendations! Published in 2021 at "JMIR mHealth and uHealth"
DOI: 10.2196/25313
Abstract: Background Accurate, continuous heart rate measurements are important for health assessment, physical activity, and sporting performance, and the integration of heart rate measurements into wearable devices has extended its accessibility. Although the use of photoplethysmography… read more here.
Keywords: polar oh1; fitbit charge; heart rate;
Validation of Fitbit Charge 2 Sleep and Heart Rate Estimates Against Polysomnographic Measures in Shift Workers: Naturalistic Study.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of medical Internet research"
DOI: 10.2196/26476
Abstract: BACKGROUND Multisensor fitness trackers offer the ability to longitudinally estimate sleep quality in a home environment with the potential to outperform traditional actigraphy. To benefit from these new tools for objectively assessing sleep for clinical… read more here.
Keywords: rem sleep; fitbit charge; sleep; validation ... See more keywords