What is Arrhythmia?
[[File:2024 Cardiac Arrhythmias.jpg|thumb|449x449px|Different forms of cardiac arrhythmia shown in an [[Electrocardiogram]]]] '''Arrhythmia''' (commonly called '''irregular heartbeat''') is the name for a number of conditions, where the [[heartbeat]] is not normal. It may be too fast ([[tachycardia]]); too slow ([[bradycardia]]); or the heart may not beat in its regular rhythm. [[Artificial pacemaker]] is used to care arrhythmia. {{biology-stub}} [[Category:Heart disease]]