An electrocardiogram records the electrical signals in the heart. It’s a common and painless test used to quickly detect heart problems and monitor the heart’s health.
An electrocardiogram (ECG) is often done in a health care provider’s office, a clinic or a hospital room.
An electrocardiogram is a painless, noninvasive way to help diagnose many common heart problems. A health care provider might use an electrocardiogram to determine or detect:
You may need an ECG if you have any of the following signs and symptoms: