Garmin Fenix - useful features

Pause and Resume

Press start/stop button during activity is on.

To resume your activity, select Resume.
To save the activity and view the details, select Save, press Start button, and select an option.
To suspend your activity and resume it at a later time, select Resume Later.
To mark a lap, select Lap.
To navigate back to the starting point of your activity along the path you traveled, select Back to Start > TracBack.
To navigate back to the starting point of your activity by the most direct path, select Back to Start > Route.
To measure the difference between your heart rate at the end of the activity and your heart rate two minutes later, select Recovery HR, and wait while the timer counts down.
To discard the activity, select Discard.