Changing the Displayed Exercise Information
In the Exercise and Calories display, you can change the upper row information to personalize the display by pressing and holding the 
button.
Exercise duration
Time of Day
Calories (Cal/kcal)
Fitness bullets - a bullet appears for every 10 minutes in the target heart rate zone equaling one hour in total if all the bullets appear.
Calories (Cal/kcal)
Time of Day
Exercise duration
Fitness bullets
