Ros loves her sofa, and is rarely happier than when she is sitting on it with a brand new box set of DVDs and a cup of coffee. But towards the end of 2008 she realized that the sofa was not going to help her tone up for the Christmas party season, so she grabbed a willing friend and headed to her first Bikram Yoga class. Four and a half years later she had not only toned up, but also relieved chronic shoulder and neck pain, coached her tired knees through a successful London Marathon, and decided that she wanted to share her discovery with as many people as possible.
