Harvard Heart Letter

Warning signs of a heart attack or stroke

Sometimes the signs of a heart attack or stroke are obvious. Sometimes they aren't. Here are lists of the "classic" and not-so-classic signs of each. If you If you notice one or more of the signs below in yourself or someone else, or you're really worried that you or someone you are with is having a heart attack, call 911 or your local emergency number right away. Better safe than sorry. (Click here for a formatted version you can stick on your refrigerator or by the telephone.) Pain, squeezing, fullness, burning, tightness, or uncomfortable pressure in the center of the chest Pain, numbness, pinching, prickling, or other uncomfortable sensations in one or both arms, the back, neck, jaw, or stomach
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