A pioneer in forging relevant links between the worlds of fitness yoga, massage, athletics and pain management, Jill Miller has built her career teaching people how to "live better in your body." She is the co-founder of Tune Up Fitness Worldwide, creator of the corrective exercise format Yoga Tune Up® and The Roll Model® Method and she is the author of the international bestselling book The Roll Model: A Step by Step Guide to Erase Pain, Improve Mobility and Live Better in Your Body. This spring, she has partnered with 24 Hour Fitness to introduce a new regeneration-themed program, Treat While You Train, throughout U.S. club markets.