Every time a doctor presses a stethoscope to your chest, they are listening for two specific sounds: “Lub... dub... lub... dub.” To the untrained ear, it’s a simple, rhythmic noise. But to a clinician, it’s a real-time report on the health of your heart’s valves.
Contrary to popular belief, the “lub-dub” is the sound of the heart muscle contracting. Instead, it is an acoustic event caused by the turbulent closing of the heart valves .
Please confirm you want to block this member.
You will no longer be able to:
Please note: This action will also remove this member from your connections and send a report to the site admin. Please allow a few minutes for this process to complete.