I was the one to speak first, proposing that my companions should sup with me, not across the way, which would be riotous with more than one infernal supper, but in another much more select establishment in a side street away from the Cannebiere.
A heart murmur is a sound that is created by inadequate blood flow through the heart and its large vessels, for example the aorta. Some are born with a heart murmur and further testing doesn't reveal any significant problem. This is called a physiological murmur. http://www.5min.com/Video/What-is-Innocent-Heart-Murmur-5501
A range of causes. A heart murmur is usually innocent, and generally does not mean there is an abnormality. The murmur may be heard only because the vibration in the blood travelling through the heart is greater than usual, or the heart is closer to the front of the chest and the stethoscope.