Bradycardia (Abnormally Slow Heartbeat)

Description

What is bradycardia?
Bradycardia is a condition in which the heart beats too slowly – usually less than 60 beats per minute. As a result, your body does not get enough oxygen and nutrients to function properly.

Causes and Risk Factors

What causes bradycardia?
Bradycardia may be caused by a problem with your heart's natural pacemaker (sinoatrial or S-A node) or a problem with your heart's electrical pathways.

Symptoms

What are the symptoms of bradycardia?
Someone with bradycardia may feel tired, light-headed, or dizzy.

Diagnosis

How is bradycardia diagnosed?
To diagnose bradycardia, your doctor will typically use an electrocardiogram (ECG) test.

Treatment

How is bradycardia treated?
Doctors may prescribe medications, a pacemaker, or both for the treatment of bradycardia.