Heart Failure

Understanding your condition gives you confidence and helps you make informed decisions about your health.

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The Heart and How it Works

What is Heart Failure?

Heart failure describes a condition in which the heart cannot pump enough blood to meet the needs of the body. It is a chronic condition, meaning that most people live with it for the rest of their lives.

Learn more by watching Heart Failure: What Is It? by MyHealth Alberta .

For more information, visit Understanding Heart Failure or check out our guides.

Causes of Heart Failure

Heart failure can happen for different reasons. It is important to identify the cause to help guide diagnosis and treatment. Heart failure can happen because of problems in the heart itself or issues in other parts of the body.


To find out more about the different causes of heart failure, click here.

Illustration of a heart with the following text:  HFpEF (Heart Failure with Preserved Ejection Fraction) means that the heart is failing to fill efficiently, therefore it fails to send enough blood to meet the body’s needs.

Types of Heart Failure

Symptoms of Heart Failure

Visit Symptoms of Heart Failure for more information. 

Symptoms may include: 

  • Increased shortness of breath, especially when lying flat or with exertion 

  • Sudden gain of more than 1.5 kg (3 pounds) over 1 to 2 days, or 2.5 kg (5 pounds) in a single week 

  • Bloating or feeling full all the time 

  • Cough or cold symptoms that last for longer than a week 

  • Tiredness, loss of energy or extreme tiredness 

  • Loss of or change in appetite 

  • Increased swelling of the ankles, feet, legs, sacrum (base of the spine) or abdomen (stomach area) 

  • Increased urination at night 

  • Cool extremities 

  • New experience of cognitive impairment (confusion and trouble thinking clearly) 

Heart Failure Diagnosis and Testing

For more information on how heart failure is diagnosed, read this handout.

Special Populations and Heart Failure

Heart Failure in Young People

Heart failure can affect people of all ages. If you are younger, you may have other questions or concerns. To learn more about managing heart failure in young people, click here.

Heart Failure and Cancer Treatment

Advanced Heart Failure

If you develop advanced heart failure, view this booklet for strategies you can use to manage worsening symptoms.

Heart Failure in Women

My Healthcare Team

Looking for a family doctor in Alberta? Click here for ways to find a physician.

Frequently Asked Questions
About Heart Failure

View some commonly asked questions related to heart failure and its management.