An electrocardiogram (ECG) is a common examination used to observe the electrical activity of your heart. A resting ECG provides a baseline measurement of your heart's rhythm when you are at rest. During a stress test, however, you will participate in physical motion while the ECG is monitored. T

An electrocardiogram at rest is a fundamental tool used to establish a reference point for an individual's heart function. This non-invasive procedure analyses the electrical activity of the cardiac muscle as it contracts, producing a visual representation known as an electrocardiographic tracing