A normal heart beat sounds like “lub-dub”, however a murmur has a “whooshing” sound. This “whoosh” is caused by abnormal turbulent blood flow within the heart, sometimes caused by abnormal “leaky” heart valves. A heart murmur can be physiological, otherwise known as “innocent” or can be pathological which is caused by disease either within or … Continue reading My Vet Heard a Heart Murmur – Should I be worried?