Heart attacks are caused by the blood supply to the heart being suddenly interrupted. Without this supply, heart muscles may be damaged and begin to die.
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Symptoms of a heart attack include pain in your chest, arm or back, dizziness and sweating. Call 999 if you think someone is having a heart attack.
A heart attack needs to be treated in hospital as quickly as possible. Medicine or surgery may be needed to restore the supply of blood to your heart.
You can help reduce your risk of having a heart attack by eating a healthy diet, doing regular exercise and maintaining a healthy weight.
A heart attack is a serious condition where the supply of blood to the heart is suddenly blocked. It needs to be treated as quickly as possible.
Page last reviewed: 28/11/2019
Next review due: 28/11/2022