Lubb-dupp. Lubb-dupp. Those are the words that health care professionals often use to mimic the sound of your heartbeat. That steady, regular sound is made by your heart valves opening and closing as ...

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, ...

Medically reviewed by Christopher Lee, MDMedically reviewed by Christopher Lee, MD A Still’s murmur is an abnormal heartbeat ...

Learning that your newborn has a heart murmur can be scary news. But heart murmurs in newborns are actually extremely common and often harmless. Read on to learn more about what to look out for if ...