The company was looking for owners of its smartwatch to participate in the Apple Heart Study—a Stanford-led investigation into the wearable's ability to sense irregular heart rhythms.

Would the situation have ended in tragedy without the Apple Watch? No one can say for sure, but its ability to detect heart rate and perform an EKG might have helped prevent more serious health ...

The Apple Watch is getting an improved heart-rate monitoring system that allows users to raise their wrists to see their heart rates and fresh metrics, among a raft of other new features.

Heart Analyzer is a popular iPhone and Apple Watch app that takes data from the Health app and provides more insight, additional trend information, and more. Today, a new update is rolling out to ...

Apple has offered a breakdown of five of the Apple Watch’s heart health features. The device includes functions said to monitor cardio fitness, high and low heart rate, Atrial fibrillation ...

Though there were rumors that the Apple Watch Series 10 would get a new heart and ECG sensor, that does not appear to have happened. According to the technical specifications for the Apple Watch ...

A handy health and fitness feature with watchOS and iOS is the ability to see your heart rate zones on Apple Watch and iPhone. Read on for what they mean, how to see your max heart rate ...