Apple's GymKit Technology Makes Tracking Your Workouts Easier—and More Accurate—Than Ever - Runner's World

Runner's World
Apple's GymKit Technology Makes Tracking Your Workouts Easier—and More Accurate—Than Ever
Runner's World
One of the most frustrating things about using indoor cardio machines is that the data never seems accurate. Most people don't even take the time to enter their height, weight, or gender, which can skew the stats, so you end up burning fewer calories ...and more »