The inspiring true story of one woman's transformation from 335 pounds to world-class triathlete in just four years.

After being on yo-yo diets almost all her life, Sue Reynolds was still morbidly obese, but decided to try one more time without much hope for positive results. But this time was different. She was fed up with not being able to do things because of her size. She was tired of not being able to tie her own shoes, fit in restaurant booths, or walk more than a few feet. She was ready.

The Athlete Inside follows Reynolds's journey as she lost 200 pounds and found an athlete hiding inside her body. From her first walk to the neighbor's mailbox to finishing sixth at the World Triathlon Championship, Reynolds discovered the joy of conquering fear and pride to find that the best version of herself had been there all along.

A world-class triathlete and a grandmother, Reynolds is proof that you can transform your life at any age. Her story is one of hope, tenacity, and faith, as she committed to doing whatever it took to be among the best triathletes in the world. It's a story about a unique intergenerational relationship between Reynolds and the young coach who earned her trust and helped her develop fitness and confidence. It's a story about the power of kindness and the spiritual growth Reynolds experienced as she realized the compassion that surrounded her was the face of God. Ultimately, it's the story of how each of us can discover amazing gifts and talents within ourselves.