4 things to know about heart attacks

Heart attacks seem like they occur without warning. Michael Roizen, MD, says you can spot signs of a heart attack—and cues to your risk just by keeping an eye on a few symptoms. He shares advice for preventing heart attacks.

Transcript

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[PENSIVE MUSIC] Heart attacks can strike seemingly without warning.

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But you can do many things to keep your heart young and maybe even save your life.

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You may not feel chest pain. Your heart doesn't have pain receptors. It has nerves that may trigger other nerves that

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go into your chest, arm, neck-- or they may not. Instead, you might have extreme fatigue, poor sleep,

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shortness of breath. You know, you have to breathe a lot to catch your breath, or even indigestion.

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Pay attention to your total cholesterol numbers. But they don't tell you everything. You really want to pay a lot of attention to that LDL.

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Remember it by the first initial-- L, lousy. It's lousy cholesterol. It should be less than 100.

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Your H, or healthy cholesterol, HDL, should be higher than 50.

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For a great heart, fewer wrinkles, and of course, better sex, know your blood pressure.

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What's on your mind really matters. Anxiety is hard on your heart. People who are mellow have less than half the heart attacks

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of people who are anxious. Learn how to manage anxiety and stress. That way you'll keep your heart young.

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So take good care of your heart, and it will take good care of you. [AUDIO LOGO]