For more information about heart-rate zones on Charge 3, see "Check your heart
rate" on page40.
Adjust your heart-rate setting
Track your heart rate day and night with Charge 3. To preserve battery life, turn off
heart-rate tracking in the Settings app >Heart Rate.
Note that the green LED on the back of Charge 3 continues to flash even if you turn
off heart-rate tracking.
For more information about adjusting the heart-rate tracker, see help.fitbit.com.
Practice guided breathing
The Relax app on Charge 3 provides personalized guided breathing sessions to
help you find moments of calm throughout the day. You can choose between 2-
minute and 5-minute sessions.
To begin a session:
1. On Charge 3, open the Relax app.
2. The 2-minute session is the first option. Swipe left to choose the 5-minute
session.
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