Physiology of marathons certain physiological characteristics of marathon runners exist. The differing efficiency of certain physiological features in marathon runners evidence the variety of finishing times among elite marathon runners that share similarities in many physiological characteristics. Aside from large aerobic capacities and other biochemical mechanisms, external factors such as the environment and proper nourishment of a marathon runner can further the insight as to why marathon performance is variable despite ideal physiological characteristics obtained by a runner. The first marathon ever run was an unintentional 25 mile trek performed by Pheidippides. Pheidippides was a Greek soldier who ran to Athens from the
Athletics at the 2004 Summer Olympics – Men's marathon Athletics at the 2004 Summer Olympics – Men's marathon The men's marathon at the 2004 Summer Olympics took place on August 29 in the streets of Athens, Greece. These streets were recently painted for the event, which provided an excellent road surface for the athletes. Drawing upon the ancient origins of the race, the marathon began in Marathon, Greece, and eventually ended at Panathinaiko Stadium, the venue previously used for the 1896 Athens Olympics. The journey began in Marathon. The top contenders all found themselves in a large leading group that held a modest pace through the half marathon. A