An arrhythmia (pronounced as “uh-RITH-me-uh”) is an irregular heartbeat. This means your heart is out of its usual rhythm. About 1.5%-5% of people have arrhythmias. It may feel like your heart ...

If left untreated, certain arrhythmias can increase the risk of heart attack and stroke. Arrhythmia management techniques include making lifestyle changes and taking prescribed medications.