Heart failure is when the heart becomes less efficient at pumping blood around the body. This usually happens as the heart has become too weak or stiff.
It is a long-term condition. In most cases, heart failure cannot be cured, but it can be managed through medications, lifestyle changes and devices (e.g. pacemakers).
These symptoms are not always exclusive to heart failure. If you experience any of them, please contact your GP/healthcare professional.
Here are some examples: