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Healtheuniversity > English > Cardiac College > Treat Heart Disease > Diagnosing Heart Disease > Electrocardiogram (ECG)

Electrocardiogram (ECG)

 Diagram of man lying on table with ECG leads attached to his chest. Tracing of   heart rhythm is beside the man.
Resting ECG with graph of heart’s electrical activity.

A resting ECG measures the heart’s electrical activity at rest.

A resting ECG is used to:​

  • assess abnormal heart rhythms
  • diagnose heart problems such as heart attack
  • monitor recovery from or progression of heart disease
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