Relax app on Fitbit Charge 5 feature request is now under review
Relax App On Fitbit - YouTube
Fitbit - Finding calm in the chaos is a kind of strength. Exercise yours with guided breathing sessions as short as 60 seconds in the Relax app on your wrist. | Facebook
Here's Why You'll Love Relax, Fitbit's Guided Breathing Experience - Fitbit Blog
fitbit-charge-2-relax-guided-breathing - Fitbit Blog