Luis Martinez

Where to Place Electrodes for a 4-Lead ECG

How to Read a 6-Lead ECG: A Basic Interpretation

Where to Hear Murmurs: Primary Auscultation Points

Is a Heart Rate of 42 Too Low or Normal?

What Is the ST Segment: EKG Location and Meaning

Can Stress Cause Premature Ventricular Contractions (PVCs)?

What Causes an Inverted T Wave on an EKG?

How to Do an EKG on a Patient: A Step-by-Step Procedure

What Do aVR, aVL, and aVF Stand For on an EKG?

How Do You Know If You Have an Irregular Heartbeat?

Does the T Wave Represent Ventricular Repolarization?

Is the QRS Complex Depolarization or Repolarization?

What Is a Third-Degree Atrioventricular Block?

How Is an EKG Performed on a Woman?

How to Calculate Atrial Rate and Ventricular Rate

How to Do a Posterior ECG for Myocardial Infarction

Why Is Your Pulse Elevated When You’re Sick?

What Are EKG Leads and How Do They Work?

What Does Each Part of the ECG Represent?

What Does It Mean If Your Heart Skips a Beat?