Severity of heart attack is dependent on the time of day
Monday, November 21, 2011 - 10:31
in Health & Medicine
The size of a heart attack and subsequent left-ventricular function are significantly different based on the time of day onset of ischemia, according to a first of its kind study in humans, published online Nov. 17 in Circulation Research. The greatest amount of injury to the heart occurs when individuals have a heart attack between 1:00am and 5:00am.