Heart Attack

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. A heart attack is a medical emergency. A lack of blood to the heart may seriously damage the heart muscle and can be life threatening.

Symptoms

  • Chest pain – the chest can feel like it's being pressed or squeezed by a heavy object, and pain can radiate from the chest to the jaw, neck, arms and back
  • Shortness of breath
  • Feeling weak or lightheaded, or both
  • An overwhelming feeling of anxiety
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