An electrocardiogram, or ECG, is a standard test that records your heart’s electrical activity – offering a quick and painless way to identify irregular heart rhythms and other potential issues. But ...

ECG and EKG are different abbreviations for the same test, called an electrocardiogram. This test measures how electricity is functioning in a person’s heart. People may also refer to it as an ...

Sarah Mitroff has worn many hats at CNET, including Senior Mobile Editor and Managing Editor of Health and Wellness. Currently, she is a freelance editor. Throughout her career, she's written about ...

Correspondence to Dr Jonathan A Drezner, Stadium Sports Medicine Center, University of Washington, Seattle, WA 98195, USA; jdrezner{at}uw.edu The most substantive change is the introduction of a ...