Clayton, Hilary M., and Narelle C. Stubbs. Activate your Horse's Core: Unmounted Exercises for Developing Mobility, Strength & Balance. Sport Horse Publications 2008. 95-minute DVD plus 32-page booklet with many color photos and line ills. New paperbound. ** Very useful and easy-to-follow work that introduces the equine equivalent of Pilates. Rounding, extending, lifting, weight shifting, and many other exercises you can use on your horse to improve its way of going and comfort. Use the spiral-bound booklet for barn reference after watching the DVD. Can be sent outside the US for less than the default shipping rate.