How does a heart attack affect the body?

Donna Hill Howes, RN

Family Practitioner

A heart attack affects the body by damaging the heart muscle. Without oxygen, the heart muscle begins to die and scar tissue forms there instead. The damage may lead to long-lasting problems. Complications after a heart attack include irregular heartbeat (arrhythmia), heart rupture (myocardial rupture), heart failure, leaking heart valves, low blood pressure and swelling of the heart sac (pericarditis).

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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.

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How does a heart attack affect the body?

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