Lub-dub Sounds -

That longer rest is crucial. It’s the moment when the heart fills up with blood again, preparing for the next "lub."

In simple terms, the "lub-dub" is the sound of your heart valves snapping shut. lub-dub sounds

When the "lub-dub" starts to sound different, it can be a sign of various conditions: That longer rest is crucial

This guide explores the mechanics, physiology, and clinical significance of the lub-dub sounds (medically known as and S2 ). lub-dub sounds