Our easy-to-read patient fact sheet compares and contrasts sinus arrhythmia vs AFib (atrial fibrillation) symptoms.

It starts in the sinus node, located in the right atrium, and travels through both atria to stimulate contraction. It then goes to the atrioventricular node and travels toward the ventricles to ...

From there, blood flows across the tricuspid valve into the right ventricle, where it is sent to collect oxygen in the lungs. The electrical system of the heart is a complex system of specialized ...

The ancient Greek philosopher and polymath Aristotle once concluded that the human heart is tri-chambered and that it was the ...

If left untreated, Afib can lead to stroke, heart failure and premature cardiac death. But fortunately, Afib is treatable and, in some cases, preventable.

Right atrial isomerism with or without total anomalous ... and all animals with right-sided aortic arch exhibited inverted ventricles.

When her son was diagnosed with severe heart problems, she blamed herself. Could she get over it? With her mother in labor, then-17-year-old Jamie Dawson sneaked past nurses and headed for the ...

Heart sounds are one tool providers use to assess heart health. Learn about systolic, diastolic, and S1 to S4 heart sounds in this article.

exercise rats developed eccentric hypertrophy and diastolic dysfunction as well as atrial dilation with collagen deposition at the atria and the right ventricle. An increase in mRNA and protein ...

The device has evolved from one aimed at just functional MR to a broader HF therapy. EMPOWER will provide more insights.