athlete's heart
 

* 1.enlarged heart commonly found among athletes trained for endurance

English Related Words* absence makes the heart grow fonder

* affair of the heart

* affairs of the heart

* after my own heart

* after one's heart

* after one's own heart

* artichoke heart

* artificial heart

* at heart

* ate his heart out

* athletic heart

* atrium of the heart

* bare one's heart

* bare one's heart to someone

* best interests at heart