Chest pain and heart attack Chest discomfort or pain may be a
key warning symptom of a Reference heart attack Opens New
Window. Heart attack symptoms may include: - Chest Reference
pain Opens New Window or pressure, or a strange feeling in the
chest. - Shortness of breath. - Nausea or vomiting. - Pain,
pressure, or a strange feeling in the back, neck, jaw, or upper
belly, or in one or both shoulders or arms. - Reference
Lightheadedness Opens New Window or sudden weakness. - A fast or
irregular heartbeat. Chest discomfort or pain that comes on or
gets worse with exercise, stress, or eating a large meal and
goes away with rest may also be a warning symptom of heart
disease. If you have any of these symptoms of a heart attack,
call 911 or other emergency services immediately. After you call
911 , the operator may tell you to chew 1 adult-strength or 2 to
4 low-dose aspirin. Wait for an ambulance. Do not try to drive
yourself. Since most of the damage to the heart muscle during a
heart attack occurs in the first