Outer limits of the athlete's heart, the effect of gender, and relevance to the differential diagnosis with primary cardiac diseases

A Pelliccia, BJ Maron - Cardiology clinics, 1997 - cardiology.theclinics.com
Morphologic cardiac changes associated with athletic conditioning have been recognized
as long ago as 1896 by Hen~ chen;~ who observed enlarged hearts in cross-country skiers:”
skiing causes an enlargement of the heart, and the enlarged heart is able to perform more
workload than a normal one; therefore a physiologic enlargement of the heart due to athletic
activity does exist: that is athlete's heart.” Henschen described a distinctive feature of this
physiologic adaptation to training as” by skiing... the heart will easily enlarge, and the …