A heart attack (myocardial infarction or MI) is a serious medical emergency in which the supply of blood to the heart is suddenly blocked, usually by a blood clot.
Symptoms of this condition may include:
Chest pain
Sudden chest pain
Chest pain spreading to neck
Chest pain spreading to left arm
Chest pain spreading to jaw
Our Health A-Z contains more information on Heart attack.
Important: If you have these symptoms, they may be unrelated to any of these conditions listed. If you are concerned about your symptoms then you should see a doctor.
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