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How common is unstable angina?

Angina is fairly common. About 350,000 people are diagnosed with angina each year in the United States alone. About 6.5 million people in the U.S. have angina. Unstable angina is one type of angina, but it is less common than chronic stable angina.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.