About your heart

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How your heart works

Your heart is a muscle that pumps blood and oxygen to all parts of your body. Your heart also has its own blood supply

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What is heart disease?

Heart disease is a major cause of health problems and death in Australia, but it’s often preventable. Learn more about the different types of heart disease.

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What is a heart attack?

The heart is a muscular pump that’s a little larger than your fist. It’s one of your most important muscles as it pumps blood all over your body through the circulatory system.