Medically reviewed by Jeffrey S. Lander, MD The first heart sound, or S1, is the "lub" of a normal heartbeat. It's a ...

The PW Shanghai Major 2024 Opening Stage is almost complete - let's recap all of the action from the server so far!

Helmuth Duckadam, the former star Romanian goalkeeper, passed away at the age of 65 at the Military Hospital in Bucharest on ...

Medically reviewed by Rafle Fernandez, MD A third heart sound, or S3, is a low-frequency, extra heart sound that may be heard ...