An idioventricular rhythm is very similar to ventricular tachycardia except the ventricular rate is less than 60 beats per minute. All other characteristics of VT apply; this includes the presence of ...

The rhythm is either sinus rhythm or not sinus rhythm. Sinus rhythm refers to the origination of the electrical activity coming from the sinus node — also known as the sinoatrial node, or SA node.

If you ever feel your heart is not beating right, or if you have chest pain, the first person you should see is a <a href= ...

Over 300,000 people die each year in the US due to sudden cardiac death. In many cases, sudden cardiac death is caused by abnormally rapid heart rhythms called tachycardias, which means the heart ...

Scientists have discovered a previously unidentified potassium channel in cardiac cells that regulate the human heartbeat. This could be a significant step towards developing "biological pacemakers" ...

A description of the electronics in an electrocardiograph and what signals they measure to produce the “leads” on an ECG strip chart or video display. An ECG detects and displays the electrical pulses ...

Smartwatches and wearable heart monitors can help detect issues such as irregular heart rhythms. But they also have limits ...

Life’s random rhythms surround us—from the hypnotic, synchronized blinking of fireflies…to the back-and-forth motion of a child’s swing…to slight variations in the otherwise steady lub-dub of the ...

Atrial Fibrillation (AFib) is one of the most common forms of irregular heart rhythm disorders (arrhythmias). It originates in the atria, the upper chambers of the heart, and causes the heart to beat ...