
Since I started using the Apple Watch a month ago, I’ve been obsessed with using it to track heart rate in all activities throughout a typical day: sleeping, walking during my daily commute, running for exercise, and even when sleeping.

Since I started using the Apple Watch a month ago, I’ve been obsessed with using it to track heart rate in all activities throughout a typical day: sleeping, walking during my daily commute, running for exercise, and even when sleeping.

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