What does it mean to have heart failure?

CHECK-UP: The right medical treatment can improve the sufferer’s quality of life, writes MARION KERR.

CHECK-UP:The right medical treatment can improve the sufferer's quality of life, writes MARION KERR.

My dad has been physically failing particularly over the past few months and has been diagnosed with heart failure. What does this mean and is it the same condition as congestive heart failure?

Heart failure is a condition which results in the heart being unable to pump enough blood around the body to meet its needs. Although it can develop with a sudden onset of symptoms (known as acute heart failure) it typically develops slowly and is a chronic, long-term condition with signs and symptoms that persist.

Symptoms associated with chronic heart failure can include fatigue and weakness, shortness of breath – known as dyspnoea – on exercise or when lying down and irregular or rapid heart rate. In addition, a persistent cough may develop as well as swelling of the legs, feet and abdomen.

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Lack of appetite, decreased alertness and weight gain are also common.

Congestive cardiac failure is the term used to describe blood backing up in the liver, lungs, abdomen and legs as a result of heart failure.

What causes heart failure?

It typically develops after another condition has weakened the heart. Coronary artery disease, heart attack, problems with the heart valves or disorders that affect the electrical system of the heart can precipitate heart failure.

Other conditions such as lung problems, severe anaemia, high blood pressure and infection can also affect the heart leading to the development of heart failure. Diabetes and hormonal problems such as an overactive or underactive thyroid gland can also trigger the condition.

Can it be cured?

Although it is not possible to cure heart failure, treatment can improve the heart’s function and thereby the person’s quality of life. Treatment of the underlying cause is essential along with lifestyle changes such as reducing salt intake, stress management and weight reduction. Lowering cholesterol levels, blood pressure and controlling diabetes will also help to take the pressure off the heart allowing it to work more effectively.

Is it dangerous for him to exercise?

New research has shown that regular exercise is safe for heart failure patients and may slightly lower their risk of death or hospitalisation. The study also found that heart failure patients who add regular, moderate physical activity to standard medical therapy report a higher quality of life compared with similar patients who receive medical therapy only.

However, your father should seek medical advice before undertaking any exercise.