Definition: Athlete's Heart refers to the physiological changes that occur in the heart of a well-conditioned athlete as a result of regular intense exercise.
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Medical Sense:
In a medical context, an athlete's heart refers to the changes in size and function of the heart that happen as a result of extensive physical training. It is a benign adaptation to exercise, resulting in a larger heart with increased stroke volume and lower resting heart rate.
Example sentence: John's echocardiogram revealed that he had an athlete's heart, a natural consequence of his years of training as a professional cyclist.
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Popular Sense:
In popular usage, athlete's heart may refer to the exceptional cardiovascular fitness and endurance that athletes develop through intense training.
Example sentence: Sarah's high level of cardiovascular endurance is a testament to her athlete's heart.
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Local Sense:
In a local context, the term athlete's heart can also refer to a popular running club or organization.
Example sentence: The members of Athlete's Heart gather every weekend for their group runs and fitness activities.