Tanya Winfield, 41, is one of 15 contestants facing off this season as they get fit and lose weight. She'll compete against the show's first celebrity contestant, "American Idol" runner-up Ruben Studdard.
Winfield is a mother of three and COO of a Chicagoland fast-food franchise.
The show airs Tuesdays at 7 p.m. Central starting Oct. 15.
Editor's note: The original version of this article stated the season premiere is Oct. 8; while that date was initially listed on NBC's website, it has since been changed to Oct. 15. We apologize for the error.