sports training facilities. Physical therapists also practice in the non-patient care roles such as health policy, health insurance, health care administration and as health care executives. Physical therapists are involved in the medical-legal field serving as experts, performing peer review and independent medical examinations. Education varies greatly by country. The span of education ranges from some countries having little formal education to others having doctoral degrees and post-doctoral residencies and fellowships. History Physicians like Hippocrates and later Galen are believed to have been the first practitioners of physical therapy, advocating massage, manual therapy techniques and hydrotherapy to treat people in 460 BC. After the development of orthopedics in the eighteenth century, machines like the Gymnasticon were developed to treat gout and similar diseases by systematic exercise of the joints, similar to later developments in physical therapy. The earliest documented origins of actual physical therapy as a professional group date back to Per Henrik Ling, "Father of Swedish Gymnastics," who founded the Royal Central Institute of Gymnastics (RCIG) in 1813 for manipulation, and exercise. Up until 2014, the Swedish word for a physical therapist was sjukgymnast = someone involved in gymnastics for those who are ill, but the title was then changed to fysioterapeut (physiotherapist), the word used in the other Scandinavian countries. In 1887, PTs were given official registration by Sweden's National Board of Health and Welfare. Other countries soon followed. In 1894, four nurses in Great Britain formed the Chartered Society of Physiotherapy. The School of Physiotherapy at the University of Otago in New Zealand in 1913, and the United States 1914 Reed College in Portland, Oregon, which graduated "reconstruction aides." Since the profession's inception, spinal manipulative therapy has been a component of the physical therapist practice. Modern physical therapy was established towards the end of the 19th century due to events that affected on a global scale, which called for rapid advances in physical therapy. Soon following American orthopedic surgeons began treating children with disabilities and began employing women trained in physical education, and remedial exercise. These treatments were applied and promoted further during the Polio outbreak of 1916. During the First World War, women were recruited to work with and restore physical function to injured soldiers, and the field of physical therapy was institutionalized. In 1918 the term "Reconstruction Aide" was used to refer to individuals practicing physical therapy. The first school of physical therapy was established