If you have any of the following signs, don't wait more than five minutes before calling for help. Call 911 right away!

• Uncomfortable pressure, squeezing, fullness or pain in the center of your chest that lasts more than a few minutes, or goes away and then comes back
• Pain or discomfort in one or both arms, back, neck, jaw or stomach
• Shortnes of breath with or without chest discomfort
• Breaking into a cold sweat, nausea or lightheadedness