WebMay 1, 2024 · I have been using my Charge 2 consistently for over 2 years. The heart rate sensor was fairly accurate until last week when the senor just stopped reading. I haven't … WebSep 6, 2024 · This would be useful if the data were reliable. However, I was relying on my Fitbit Charge 2 to control my maximum heart rate. My cardiologist did not believe the data, so I wore a monitor for 24 hours. My …
How to Wear Your Fitbit - Lifewire
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Fitbit Charge 5 Review: An Advanced but Underwhelming Tracker - Gizmodo
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