The heart is a muscular organ roughly the size of your fist. As the heart muscle contracts, it propels the blood out into the vascular system. The heart’s chambers and valves are arranged to direct ...

2006;9(10):691-696. The following sections present information about the most commonly implanted (contemporary) mechanical and bioprosthetic heart valves. The intent is to familiarize the reader ...

In addition to regular exercise and not smoking, diet is one of the best ways to protect your heart. That’s because inflammation, blood pressure, cholesterol, and other heart disease risk ...

These risks are higher if you have CAD or an implanted heart device, such as an artificial heart valve or a coronary stent. And if you have an arrhythmia, a blood clot in your heart can lead to a ...

Notch1 is expressed uniformly throughout the mouse endocardium during the initial stages of heart valve formation, yet it remains unclear how Notch signaling is activated specifically in the AVC ...

Double and triple VHD were thus defined as the presence of moderate or greater lesions on any 2 or all 3 native heart valves of interest, respectively. Any VHD considered patients with a stenotic or ...

But a new study hints that maybe we aren’t so special. A million years ago, researchers have found, an extinct species of human relatives known as Homo erectus thrived in a harsh desert ...

Biology is like magic.” Traditional heart valve replacements, whether mechanical or biological, come with significant limitations. Mechanical valves necessitate lifelong blood-thinning medication, ...

It added that this current project led by Heart Biotech at Harefield Hospital has successfully encouraged nerve cell growth into the valve, contrary to previous attempts. Human trials involving 50-100 ...

The 20,000-year-old fossilized bones of "Ushikawa Man," thought to be some of Japan's most ancient human fossils, are not what scientists believed they were, new research finds. Instead ...

Present treatments for damaged heart valves remain suboptimal. Valves sourced from animals or human donors typically have a lifespan of around a decade and are at risk of rejection by the immune ...