Fitbit can detect silent AF: study

A new algorithm for detecting arrhythmia is before the US FDA for approval
Medicom
Fitbit on man's wrist

Almost all detections of AF using an algorithm for a Fitbit wearable device are true positives, a large study shows.

US researchers said that 98% of positives for AF were confirmed as correct when an ECG patch was then worn for a week in their study of almost half a million people.