"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." How often do you think about your heartbeat? Probably not on the regular, unless you notice it when ...

There is a link between atypical heart sounds and atrial fibrillation. People with this condition have an irregular, disorganized heartbeat. Atrial fibrillation is a serious type of arrhythmia, which ...

S1 and S2 are the normal heart sounds you hear when the heart valves close. Heart murmurs are extra sounds that can be heard during systole, diastole, or as a continuous sound. S3 and S4 are abnormal ...

Nearly five years ago, Amir Lahav became a parent of twins born prematurely at 25 weeks. They weighed just over 1 pound each. Welcoming two newborns into the family certainly changed his life, but as ...

Add Yahoo as a preferred source to see more of our stories on Google. You can improve your heart health with a few easy steps if you are prone to arrhythmia. Patrick Pleul/dpa-Zentralbild/dpa Your ...

To live is to have a heartbeat, which is why it makes sense for us living things to have a good understanding of our ticker. It’s well-known science that our hearts beat faster when we exercise and ...

Your heartbeat lets you know how hard your heart is working to circulate blood throughout your body. Things like exercise, a fever, warm weather, medications, stress, and underlying health conditions ...