One potential avenue for cancer treatment uses electricity not from any outside machine, but from within our own bodies.

Heart attacks are the number 1 cause of death worldwide in the 21st century, but we weren't sure what caused them until 1980.

Driving can be dangerous, especially if you’re trying to juggle a variety of distractions while barreling down a busy highway. So scientists are looking into ways to keep us focused on the task at hand, even if you’re traveling in an...

Today, I'm diving deep into the magic of the ECG, and trust me, it's like music to my ears—literally.

As someone who's always been fascinated by the way our body works, I'm taking...

Let's dive into the cardiac action potential and how it results in the contraction of the heart. We'll talk about the signal that starts at the SA node and spreads throughout the heart. We'll also get into the phases of depolarization,...

Unlock the mysteries of the human heart with this comprehensive and easy-to-understand tutorial on EKG interpretation! We'll break down the basics of electrocardiogram analysis and help you master reading EKGs in no time. Whether you're...

Lesson on Medical Terminology, The Basics, Lesson 1.3: Surgery and Related Terms. In this lesson, we discuss a variety of prefixes and suffixes that denote surgical processes, surgical instruments and diagnostic and evaluative...

In this video, we discuss the following:<br/>
[1] the main three parts<br/> to an EKG.
[2] the electrical & mechanical events they each represent.

In this video, we discuss another type of pressure-volume loop in detail that you may encounter in your anatomy and physiology class.

The latest and greatest gadget from Apple, the Watch Series 4, has doubled down on the health monitoring game, and is sporting an electrocardiogram, or ECG, function. But how useful is this thing? Does it make sense to monitor lots of...

What is the Frank-Starling Mechanism? We will discuss this by talking about the effects of preload, left ventricular stretch and elastic recoil, and changes in stroke volume.

Making Biology Fun. In this video, I go through the P wave, QRS complex, T and U waves of the Electrocardiagram and go into the details of what each of them represents. Enjoy!

Monitoring Heart Rate

In this video, I demonstrate how to estimate a patient's heart rate from their electrocardiogram [EKG] using 2 example problems.

In this video, I demonstrate how to estimate a patient's heart rate from their electrocardiogram [EKG] using 2 example problems.