I recently came into posession of a used fitbit charge 4 whose owner upgraded to a not-google watch. As someone who doesn't like giving my health data to big corps, I thought I would see if I could ...
From the Oura Ring to the Apple Watch to the Google Pixel — here's what the science really says about the accuracy of their health data ...
As a certified personal trainer, I tested 14 wearables over eight months while training, running and swimming. Here are the best fitness trackers and watches in 2026.