At 37 years of age , the MMA career of Fox may have just started .
The story of her journey has already left an indelible mark in the annals of sport , and her battle to pursue happiness continues each day .
At 37 years of age , the MMA career of Fox may have just started , but the story of her journey has already left an indelible mark in the annals of sport , and her battle to pursue happiness continues each day .