have you ever ran a marathon?
No I don't have the long distance endurance to run 42.195 kilometres  or  26.219 miles
holy crap its that long? i can barely walk 3 miles... marathons sound impossible. but do tell me more about them
Marathon
The marathon is a long-distance race with an official distance of 42.195 kilometres (approximately 26 miles 385 yards), usually run as a road race. The event was instituted in commemoration of the fabled run of the Greek soldier Pheidippides, a messenger from the Battle of Marathon to Athens, who reported the victory. The marathon can be completed by running or with a run/walk strategy. There are also wheelchair divisions.
The marathon was one of the original modern Olympic events in 1896, though the
deliver the victory message, the marathon running event of 26.2 miles / 42.195 km is based on this legend.
Physiology of long-distance running.
Humans are considered among the best distance runners among all running animals: game animals are faster over short distances, but they have less endurance than humans. Unlike other primates whose bodies are suited to walk on four legs or climb trees, the human body has evolved into upright walking and running around 2-3 million years ago. The human body can endure long