Each year riders, trainers, and horse owners spend fortunes (literally) on veterinary attention, farrier work, pharmaceuticals, supplements, and physical therapies, all in an attempt to keep their horses healthy, sound, and performing their best. They invest time and money in finding their own boots, breeches, helmets, and chaps to ensure what they wear in the saddle is safe, comfortable, flattering, and right for the job at hand.And yet still many balk at thoroughly understanding a...