One of the most important metrics on a Fitbit tracker is the Estimated Oxygen Variation—and now that every tracker is fitted with an SpO2 sensor, everyone can take advantage. Blood oxygen may be used ...

Google has released the official Fitbit Air design guidelines, with its exact dimensions, tolerance margins, and 2D CAD files. This opens the door for anyone to 3D print custom bands and accessories.

I tested Google's Fitbit Air against the Whoop 5.0 to see which screen-free tracker delivers better value, comfort, and ...

Google has fundamentally transformed the Fitbit brand since its 2021 acquisition, making it increasingly difficult to choose among the lineup of smartwatches and fitness trackers. But not necessarily ...

When I first heard about Google’s new Fitbit Air, I thought I wouldn’t like it, because it doesn’t have a display. But I was wrong. At $99, which is far below the cost of most brand-name wearables, ...

Google's Fitbit Air is a $99 screenless wearable that I can actually take seriously ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? SURE, A GREAT fitness tracker can help you hit your step goal or keep tabs on ...

We may receive a commission on purchases made from links. Interested in a fitness tracker like Whoop, but aren't so sure whether it's worth buying? The good news is there are plenty of other wearable ...

It’s been almost three months since I swapped the activity band on my right wrist for a smart ring. I’ve barely taken the ring off, except to charge it or during showers. Smart rings sales have been ...

The Whoop 5.0 delivers excellent battery life, accurate health tracking, and meaningful new insights, though its subscription pricing makes it a costly commitment. The Fitbit Air is a lightweight, ...