The time it takes the heart to return to its baseline rhythm after exercise can predict a host of cardiovascular or metabolic ...

Of all the electrical signals generated ... it makes sense that electrocardiogram (ECG) machines are a popular choice among introductory medical electronics projects. [Dániel Buga], for instance ...

The collaboration centres on seeing if the Apple Watch’s heart rate monitoring ECG functions ... which has an ECG system based on a wearable band that transmits data to a smartphone.