Do right and left seem backward? That's because you're looking at an illustration of somebody else's heart. To think about how your own heart works, imagine wearing this illustration on your chest.
Heart disease isn't always obvious, and sometimes you have little to no warning leading up to a catastrophic event.
A normal resting heart beat is between 60 and 100 beats per minute. But a heart arrhythmia is when it beats too fast or too ...
You asked. We answer. Here's an easy-to-read, illustrated guide to heart disease. Most heart attacks are the end result of coronary heart disease, a condition that clogs coronary arteries with ...
Originally appeared on the NOVA Web site Cut to the Heart. Let's get straight to the heart of the matter—the heart's job is to move blood. Day and night, the muscles of your heart contract and ...