The Athlete's Heart
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November 13, 2008
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Download video directlyThrough more than 100 years of study, scientists have recognized that athletes tend to have larger hearts than their sedentary counterparts. However, the explanation for this observation has been a topic of controversy. Does sport cause heart enlargement, or are individuals who succeed at sport simply born with bigger, perhaps more capable hearts? Hear Dr. Aaron Baggish describe collaborative work between the Massachusetts General Hospital's Cardiology Division and the Harvard University Department of Athletics that is beginning to answer this question.
