Fitbit ECG App Instruction Manual
Fitbit ECG App Instruction Glossary Atrial fibrillation (AFib) Atrial fibrillation (AFib) is a type of irregular heart rhythm, caused when the upper chambers of the heart beat out of rhythm.…
Fitbit is a global leader in wearable health technology, offering smartwatches, fitness trackers, and smart scales that monitor activity, heart rate, sleep, and overall wellness.
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