Stay Fit with the Apple Watch
The Apple Watch is as much a fitness companion as it is a timepiece or communication device ①. Sensors in the watch measure movement and track your heart rate, while the GPS chip in Series 2 (or paired iPhone for other models) provides location and acceleration data. Included apps use this data to help you be more active.
While the Activity app is a quiet reminder to stay active, the Workout app is the personal trainer pushing you to the next goal. Workout offers several common exercises (like walking, running, swimming, and cycling), as well as new-in-watchOS-3 ...
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