Researchers have shed new light on how a type of heart valve disease -- aortic valve stenosis -- progresses differently in males and females.

Cardiac Dimensions, a Kirkland, Wash., company with a technology to treat heart valve malfunction, has raised $53 million from investors. Its total funding is more than $200 million. Cardiac ...

Researchers found that a gene on the Y chromosome influences how aortic valve stenosis progresses differently in males and ...