Myocardial infarction, the medical term for heart attack, literally means "heart tissue damage or death.". Heart attacks most commonly occur when one or more of the coronary arteries — a network of blood vessels that supply blood to the heart — become blocked. Heart muscle becomes starved for oxygen and nutrients.
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it causes lungs to blacken and rot and over time you will slowly die and breathing get worse
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they can fall in to depression
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