thinner this year: preparation for movement bill fabrocini bill fabrocini pt, cscs guides you through what may be the most important part of his exercise program covered in thinner this year. preparation for movement goes way beyond the traditional warm-up and is critical to prepare your body for exercise training, sports, and the demands of daily life. the exercises and methods covered in this dvd provide the keys to enhanced joint mobility, better posture, muscle activation, and whole body stability. a must for keeping your body moving with freedom, efficiency, and without pain the rest of your life. especially important for anyone suffering from low back pain and other joint ailments. chris crowley provides guest commentary in this dvd.