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A new Fitbit software update unlocks blood oxygen tracking on several devices - NotebookCheck.net News
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Amazon.com: Fitbit Sense 2 Advanced Health and Fitness Smartwatch with Tools to Manage Stress and Sleep, ECG App, SpO2, 24/7 Heart Rate and GPS, Shadow Grey/Graphite, One Size (S & L Bands
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Fitbit rolls out SpO2 blood oxygen monitoring feature: How it works, use cases and more | Technology News - The Indian Express
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