Monitoring horses’ back dimensions as they alter through post-season to pre-season training and assessing the relationship these changes have with the fit of the horses’ saddles. by Jess Eyres Dip. A. Phys. MIAAT. The fit of a saddle to a horse’s back has an enormous impact on their physiology, locomotion, and welfare. A well-fitting saddle is designed to evenly distribute the weight of a rider and optimise their position in the seat, allowing the horse to perform without restriction. However, horse’s bodies can change shape dramatically, greatly influencing the way a saddle fits, and it is a fact universally acknowledged...