Balance Board: Originally produced for skiers and then surfers to practice their skills in the off season and at night, a Balance board is a device that has come to be used for training in all sports and martial arts, for physical fitness and for non-athletic purposes that are listed here. It is used to develop balance, motor coordination skills, weight distribution and core strength; to prepare people, before and after they reach old age, to avoid injurious falls; to prevent sports injuries, especially to the ankle and knee, and for rehabilitation after injuries to several parts of the body.