Older man having his heart checked with a stethoscope


What is bradycardia?

Bradycardia is a slower than normal heart rate – usually less than 60 beats per minute.

The average adult heart beats 60 to 100 times per minute at rest.

What are the symptoms of bradycardia?

Bradycardia may have no symptoms. If symptoms are present, they may include:

What causes bradycardia?

Bradycardia can be normal for people who are very physically fit – such as competitive athletes. It can also be normal during sleep.

Bradycardia in others may be due to:

How is bradycardia diagnosed?

Bradycardia can be hard to diagnose as it may only occur at certain times.

If bradycardia is suspected, the following tests may be performed:

How is bradycardia treated?

Treatment options will vary depending on the cause of the bradycardia. People that are physically fit and have no other symptoms may not require treatment.

Treatment for bradycardia caused by health issues may include:

How can bradycardia be prevented?

Bradycardia is not typically preventable. However, it is possible to reduce the risk of heart diseases that can lead to bradycardia by making lifestyle changes such as:

Acknowledgement of Country

The Victor Chang Cardiac Research Institute acknowledges Traditional Owners of Country throughout Australia and recognises the continuing connection to lands, waters and communities. We pay our respect to Aboriginal and Torres Strait Islander cultures; and to Elders past and present.

Victor Chang Cardiac Research Institute - The Home of Heart Research for 30 Years