A standardized definition to capture structural degeneration of surgical and transcatheter bioprosthetic aortic valves, as well as recommendations for the timing of clinical and imaging assessments, ...

The pulmonic valve is one of two valves that allow blood to leave the heart via the arteries. It is a one-way valve, meaning that blood cannot flow back into the heart through it. The valve is opened ...

Forbes contributors publish independent expert analyses and insights. I cover the exciting intersection of Linux and handheld gaming. I had to blink a few times at today's news from Valve HQ. While we ...