Our latest in our series asked what could be the underlying diagnosis causing this older woman's dizziness and breathlessness ...

An aortic stenosis murmur is an unusual sound the heart makes due to a narrowing of the aortic heart valve. The narrowed heart valve restricts blood flow from the heart, which can create a murmur.

Heart murmurs are often harmless, especially in children, but some can indicate serious issues. Doctors assess murmurs by their timing, sound, and radiation. If a murmur is concerning or accompanied ...