As a U.S. Marine, Riki Tyminski was in charge of the legal administration at the Marine Corps’ largest personnel center, IPAC. In turn, she was responsible for leading a group of young Marines during her four years of service. She received two meritorious promotions and was honorably discharged as a Corporal. Tyminski was a Cadre member on Season 2 of Fox's "American Grit" that was hosted by WWE star John Cena, where she lead Team Yellow. She is now a fitness nutrition specialist and a competitive weightlifter.

Riki joined the gang from her home in New York to discuss setting realistic goals in fitness and nutrition, self-image, and more.

You can follow Riki on Instagram @rikityminski