Many parents know that their own pulse or heart rate should be within about 60 to 100 beats per minute. Your child, however, may have a higher pulse rate, depending on their age. Because heart rate ...

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 ...

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.