Electrocardiography (ECG or EKG) is a noninvasive diagnostic test that measures the electrical activity of the heart. Traditionally, analyzing ECG data has been a manual process performed by trained medical https://nasiff.com/the-role-of-ecg-testing-in-early-cardiac-screening-and-prevention-why-a-12-second-test-can-make-a-lifesaving-difference-in-the-usa/