An avid hunter and fisher in Colorado experienced periods where his heart rate would surge above 120 beats per minute, ...

A hospital in Pittsburgh has become the latest medical center to join a ground-breaking Apple Watch trial in the US that's helping patients with atrial fibrillation ditch blood-thinning medication.

This new collaboration centres on seeing if the Apple Watch’s heart rate monitoring ECG functions can be used for earlier detection of atrial fibrillation (AFib), a heart condition that causes ...