Wrist Heart Rate Monitor Settings
Hold UP, and select Health & Wellness > Wrist Heart Rate.
Status: Enables or disables the wrist heart rate monitor. The default value is Auto, which automatically uses the wrist heart rate monitor unless you pair an external heart rate monitor.
NOTE: Disabling the wrist heart rate monitor also disables the wrist-based pulse oximeter sensor.
While Swimming: Enables or disables the wrist heart rate monitor during swimming activities.
Abnormal Heart Rate Alerts: Allows you to set the watch to alert you when your heart rate exceeds or drops below a target value ().
Broadcast Heart Rate: Allows you to begin broadcasting your heart rate data to a paired device ().