I tested both of these screen-free fitness trackers to determine whether the affordable Fitbit Air wristband or the stylish Oura smart ring is the better pick.

The Fitbit Charge 6, the latest addition to Fitbit's lineup of fitness trackers, has introduced a significant advancement in health monitoring with its built-in blood oxygen saturation (SpO2) feature.

Fitbit Air offers $99 sleep-first tracking, Pixel Watch 4 pairing, and a cheaper Whoop alternative, but Google’s AI coaching ...

Tracking failure hits: A Fitbit firmware update has disabled SpO2 and skin temperature tracking on Pixel Watch 3 and 4, with users unable to restore permissions. Bad timing for Google: The glitch ...

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