Fitbit app now with sleep tool to improve sleep consistency and overall health!
GPS-Thema: "Fitbit | News Reviews Info"
Fitbit announced the shipment of more than one million Fitbit Blaze trackers in the first month of availability and more than one million Fitbit Alta wristbands in the first three weeks of availability!
Fitbit wearables & resting heart rate: an increasing number of wearables include the option to track the RHR. But, what can resting heart rate tell us?