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    3. how heart attack occur?
    how heart attack occur?

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    +2  Views: 579 Answers: 3 Posted: 13 years ago
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      3 Answers

      See here>>http://www.ehow.com/how-does_4673676_heart-attack-occur.html

      13 years ago. Rating: 5
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        One example. If you smoke ,your lungs will collect the over 4000 chemicals from the tobacco. The arteries will collect  bad things and cause a clogged artery.  The blood cannot go through then a heart attack occurs.

        13 years ago. Rating: 2
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          tick tock, tock tock, tic tic tok tttttttt ________

          13 years ago. Rating: 2
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