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Heart Block

Medically reviewed by Last updated on Jul 7, 2024.

What is heart block?

Heart block is a problem with the flow of electrical signals in your heart. The electrical signals control the way your heart beats. With heart block, these signals are delayed or interrupted completely. This affects the way your heart beats.

What are the types of heart block?

What increases my risk for heart block?

What are the signs and symptoms of heart block?

Signs and symptoms depend on how severe your heart block is. You may not have any symptoms or you may have any of the following:

How is heart block diagnosed?

Healthcare providers will try to find the cause of your heart block. An EKG will be used to diagnose your heart block. An EKG is used to check the electrical activity in your heart. You may need to wear an EKG monitor for a few days while you do your daily activities. This monitor is also called a Holter monitor. You may need any of the following to find the cause of your heart block:

Holter Monitor

How is heart block treated?

Treatment depends on how severe your heart block is. You may not need any treatment. When symptoms are severe, you may need the following:

Call your local emergency number (911 in the US) if:

You have any of the following signs of a heart attack:

When should I call my doctor?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.