what is heart attack?
and symptoms?
Answers
Answered by
22
Answer:
A blockage of blood flow to the heart muscle.
A heart attack is a medical emergency. A heart attack usually occurs when a blood clot blocks blood flow to the heart. Without blood, tissue loses oxygen and dies.
Answered by
2
Answer:
A blockage of blood flow to the heart muscle.
A heart attack is a medical emergency. A heart attack usually occurs when a blood clot blocks blood flow to the heart. Without blood, tissue loses oxygen and dies.
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