My Fitbit Air test revealed the flaws of calorie counting with a health tracker - here's why ...

The Fitbit Air is built for people who want health tracking without the look of a fitness tracker. Here's how it stacked up ...

I expected the Fitbit Air to confirm everything I liked about WHOOP. Instead, after three weeks of testing, it completely ...

Researchers from Northwestern University have launched a study that will analyze how monitoring the physical activity of patients who underwent spine surgery, using Fitbit activity trackers, could ...

Get the most out of the app, and make the strap more comfortable while you're at it.

Fitness wearables can help you move more, sleep better, and stay healthy. Here's how to pick the right one for you, along ...

Sleep tracking is about to get a lot cheaper and a lot more popular. Google's new Fitbit Air, announced May 7 and shipping May 26, 2026, brings sleep stages, heart rate variability, blood oxygen and ...

Overall this model was typical in how easy it was to use, very accurate for counting steps, With recent version iPhones, our experts found it very easy to pair, very easy to synch, very easy to ...

Overall this model was somewhat easy to use, somewhat accurate for counting steps, and very good at measuring heart-rate accuracy. With recent version iPhones, our experts found it very easy to pair, ...