Equine Hydrotherapy Deep Water Swimming Fitness Center Equine Hydrotherapy, deep water swimming, for building strength, endurance, muscle definition and overall body fitness as well as rehabilitation for many types of injuries. Significant research has confirmed the positive effects of Equine Hydrotherapy/Swimming technology for overall body fitness, endurance, tone, definition and rehabilitation. Horses normally experience significant physical stress, wear and tear due to riding, training and competitive events. They may also develop complications due to their confinement in stalls. It is beneficial for them to receive stretching and muscle building exercise in a non-impact alternative to hard ground exercise. Swimming results in improved flexibility, muscle fitness and definition,