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Is unstable angina serious?

Unstable angina is very serious. Unstable angina is a signal that a heart attack may be imminent. If the angina is not treated a heart attack may occur. A heart attack is a dangerous medical condition that can be life threatening and which requires emergency medical attention.

Continue Learning about 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.