Arrhythmia (noun)

A condition characterized by an irregular heartbeat or an abnormal heart rhythm.

Origin:

Derived from the greek word 'arrhythmia' meaning 'irregular heartbeat'. the term was first used in english in the late 19th century to describe a disorder of the heartbeat.

Examples:

1. The arrhythmia was caused by a congenital heart defect.
2. The arrhythmia was diagnosed through an electrocardiogram (ECG) test.
3. The arrhythmia was treated with medication and lifestyle changes.
4. The arrhythmia was a serious condition that put the patient at risk of heart attack or stroke.
5. The arrhythmia was a warning sign that the patient needed to take better care of their heart health.