Cardiac arrest is quick and drastic: You suddenly collapse, lose consciousness, have no pulse, and aren’t breathing. Symptoms you may experience right before it happens:
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It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.
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