Danners430 [creativecommons license] via Wikimedia Commons
After suffering one heart attack, almost 20% of people will experience a second within a year. The causes of this high recurrence rate are not well understood but could include worsening atherosclerosis (the accumulation of fatty material within arteries that frequently leads to heart attacks) or changes induced by the heart attack itself.
Lab Anim. (NY) 41, 210 (2012).
view full text (login required)