But in all my years of physical activity, I've never once looked at my reflection and thought, "Yup, that's the face and body of a fitness model." I struggled to accept what I saw in the mirror ...

This renowned trainer, who has also worked with other celebrities like Kim Kardashian and Charlize Theron, has revealed a full-body workout you can do at home. Kendall Jenner's 6-Exercise Routine ...