Iditarod Trail named after the now-abandoned town of Iditarod, commemorates the last great gold rush in America to the Iditarod gold fields and the critical role that dogs played in the settlement and development of Alaska. It is a common myth that the race commemorates the dogsled relay known as the 1925 "Serum Run" from Nenana to Nome. The Iditarod Trail Sled Dog Race was first established by Joe Redington, Sr. in the early 1973 to encourage the designation of the Iditarod Trail as a National Historic Trail, bring the dying tradition of dog sledding back to the villages of Alaska, and
Iditarod Trail Sled Dog Race dogs are identified and tracked by microchip implants and collar tags. On the trails, volunteer veterinarians examine each dog's heart, hydration, appetite, attitude, weight, lungs, and joints at all of the checkpoints, and look for signs of foot and shoulder injuries, respiration problems, dehydration, diarrhea, and exhaustion. When mushers race through checkpoints, the dogs do not get physical exams. Mushers are not allowed to administer drugs that mask the signs of injury, including stimulants, muscle relaxants, sedatives, anti-inflammatories, and anabolic steroids. , the Iditarod claims that no musher has been banned for giving drugs to dogs. However the Iditarod never