Harvard Heart Letter

Dial 911 when a heart attack has your number

Calling for help is the best way to start treating a heart attack.

When a heart attack strikes, two steps can help you protect your heart, and your life. First, recognize you are having a heart attack. Second, call 911 or your local emergency number.

The first one isn't as easy as you might think. Heart attacks don't necessarily feel the way they're "supposed to" "" crushing chest pain that overflows to the shoulder or left arm. Instead, some heart attacks sneak up on you, gradually announcing their presence through dizziness, shortness of breath, nausea or vomiting, a cold sweat, or a feverish feeling.

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