The rings cost $350 or more, depending on the style and finish, and Oura’s app costs about $70 per year. The health wearables market is largely dominated by smartwatches, which have ample space for ...
Cardio Load and Target Load. These metrics are now starting to roll out to the Pixel Watch and the Pixel Watch 2, as well as a plethora of Fitbit smartwatches and fitness trackers. Cardio Load is a ...