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.

An S4 heart sound is a low-pitched sound that occurs toward the end of the diastole. In some cases, an underlying health condition, often one affecting the left ventricle, may cause the S4 heart sound ...

The basic premise of the stethoscope has been around for centuries, largely unchanged. Jonathan Kitchen/DigitalVision via ...

Cardiovascular diseases remain a global health crisis, spurring an urgent demand for innovative diagnostic tools that enable early detection and effective treatment. Wearable heart sound devices ...