Journal CE · 1 CEC

ECG Primer Part 1: Basic ECG Preparation and Interpretation

The electrocardiogram (ECG) is an essential non-invasive imaging method used to identify cardiac rhythms, myocardial ischemia and infarction, and a host of underlying cardiac and non-cardiac conditions that impact electrical conduction pathways at rest and during exercise. Importantly, exercise…

About this course

ACSM’s Health & Fitness Journal® May/June 2026

What you will learn

  • Describe the fundamental principles of electrocardiography, including cardiac electrical activity, waveform components (P-QRS-T), and their physiological significance
  • Demonstrate proper ECG acquisition techniques, including skin preparation, electrode placement (standard and modified), and strategies to ensure high-quality data collection
  • Apply a systematic approach to ECG interpretation, including rhythm analysis, heart rate calculation, and cardiac axis determination

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