The German Shepherd (German: Deutscher Schäferhund, German pronunciation: ) is a breed of medium to large-sized working dog that originated in Germany. In the English language, the breed's officially recognized name is German Shepherd Dog (GSD). In the English language, the breed's officially recognized name is German Shepherd Dog (GSD). The breed was officially known as the. German Shepherds have a double coat which is close and dense with a thick undercoat. The coat is accepted in two variants; medium and long. The FCI accepted the long-haired type in 2010, listing it as the variety b—while short-haired type is listed as the variety a. Musculoskeletal disorders are debilitating conditions that are often associated with genetic makeup, malnutrition, and stress-related events. Some breeds like the German shepherd, are predisposed to a variety of different skeletal disorders, including but not limited to: canine hip dysplasia, Cauda equina syndrome, and osteoarthritis. These conditions can be a result of poor breeding or induced by intense exercise and poor diet.