Scientists have identified a common gene variant that may help explain why heart failure occurs more often in Black ...

In a normal heart rhythm, your heart beats in a steady, even way. The upper part of your heart (atria) squeezes and pushes blood to the lower part (ventricles), pumping blood and oxygen out to the ...

Hypertrophic cardiomyopathy (HCM) is the most common hereditary heart disease. It causes the left ventricle to thicken, the ...

People with a condition in which protein build up stiffens heart walls – called transthyretin amyloid cardiomyopathy – were ...

Since early in the pandemic, COVID-19 has been associated with heart problems, including reduced ability to pump blood and abnormal heart rhythms. But it's been an open question whether these problems ...

A hidden atrial dysfunction may raise stroke risk in people with transthyretin amyloid cardiomyopathy (ATTR-CM); however, a ...

S1 is the first heart sound that doctors can hear using a stethoscope. The vibrations that occur when the mitral and tricuspid valves in the heart close produce the S1 sound. There are two common ...