Olympic boxer Marlen Esparza explains how important it is to stay disciplined and how she maintains her healthy eating habits.
How Marlen Esparza Stays So Disciplined
June 06, 2016, 12:04 p.m. (ET)
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June 06, 2016, 12:04 p.m. (ET)
Olympic boxer Marlen Esparza explains how important it is to stay disciplined and how she maintains her healthy eating habits.