athlete's heart
or athletic heart
noun
nonpathological enlargement of the heart resulting from intensive aerobic exercise.
Words nearby athlete's heart
athetosis,
athirst,
athleisure,
athlete,
athlete's foot,
athlete's heart,
athletic,
athletic heart,
athletic shoe,
athletic support,
athletic supporter
Medical definitions for athletic heart
athletic heart
[ ăth-lĕt′ĭk ]
n.
Enlargement of the heart observed in some athletes.