Many people have experienced the strange sensation of hearing their heartbeat while lying in bed. For some, this rhythmic sound is a source of curiosity, while for others, it raises concerns about ...
Verywell Health on MSN
What Are Heart Sounds and How to Know If They’re Normal
Heart sounds are the noises made as blood moves through the heart with each heartbeat. When the heart valves close, they make a distinct lubb-dupp sound. Healthcare providers listen to the heart's ...
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