Stay Healthy with Your Apple Watch

Your Apple Watch is as much a fitness companion as it is a timepiece or communication device. Sensors measure movement and track your heart rate, while the GPS chip provides location and acceleration data. Included apps, such as ECG and Blood Oxygen (on some models) use this data to help you be more active and health-focused.

While the Activity app is a reminder to stay active, the Workout app is the personal trainer pushing you to the next goal. Workout tracks your performance during several common exercises such as walking, running, swimming, cycling, and wheelchair workouts.

Your health includes more than just how you move your body. On the Series 8 and later models, temperature sensors track your body temperature ...

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