You've received your Lief, now what?
By Lief and 1 other2 authors10 articles
I received my Lief package. Now what?
Where is the Lief User Manual?
Where do I download the Lief mobile app?
How do I create a Lief User Account?
How often should I wear my Lief?
How do I control my HRV biofeedback training in the Lief app?
What are the different Dose Types?
How do I initiate an HRV biofeedback session?
How do I know if Lief is helping?
How long until I benefit from the Lief program?