Fitbit unveils Charge 3, adds SpO2 tracking in preparation for potential sleep apnea, a-fib features
Fitbit has unveiled the third device in the Fitbit Charge family, the Fitbit Charge 3, and the new version adds SpO2 tracking among other health tracking improvements. The device will be available ...
The Fitbit app is free to use, but Fitbit Premium adds additional features to the tracker. You can pay for Fitbit Premium on a rolling monthly basis or per year. Fitbit devices don't need a constant ...
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