Fitbit will roll out a passive heart rhythm monitoring feature after getting FDA approval
Google asked the agency to review its algorithm last month.
PPG
MyZone’s hybrid fitness tracker breaks free of the chest strap
It's the first fitness tracker to combine optical and electrical heart rate monitoring.
Withings’ new ScanWatch is a classy heart-monitoring wearable
Combining EEG and optical heart-rate for a complete picture of your heart health.We have two newsletters, why not sign up for both?
11ASUS’ new fitness watch is more useful and better looking
The VivoWatch SP looks like a real watch, not a medical gadget.
