Posted Mar 05 2018 09:22AM CST
Video Posted Mar 05 2018 08:57AM CST
Cristy Nickel is a former pro boxer once called one of the most dangerous women in the world. But now she's on a mission to change lives. She wrote a book called "The Code Red Revolution." She says one of the biggest weight loss lies is when people say all you have to do is exercise to lose weight.