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Medically reviewed by Last updated on Apr 2, 2024.

What do I need to know about an electrocardiogram?

An electrocardiogram is a test that measures the electrical activity of your heart. It is also called an EKG or ECG. It is used to show your heart rate and rhythm. An EKG also shows how well your heart is working. It may also help your healthcare provider diagnose heart problems such as a heart attack.

What will happen during an EKG?

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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.