A heart murmur can sound scary—literally. A Keck Medicine of USC cardiologist explains why it might not be as scary as you ...

Sometimes, a murmur sounds like a humming sound, which can be faint or loud. It might be temporary or persistent. Heart murmurs may be present at birth or develop later in life during pregnancy, ...

When a doctor listens to the heart of a person with a heart murmur, they may hear a whooshing, swishing, humming, or rasping sound. This is due to rapid, turbulent blood flow through the heart.

Blood flows through the heart and generates noises known as heart sounds. These noises occur due to heart valves opening and closing as the heart pumps blood. A doctor can gain valuable information by ...