Middle-distance running Middle-distance running Middle-distance running events are track races longer than sprints, up to 3000 metres. The standard middle distances are the 800 metres, 1500 metres and mile run, although the 3000 metres may also be classified as a middle-distance event. The 1500 m came about as a result of running laps of a 400 m outdoor track or laps of a 200 m indoor track, which were commonplace in continental Europe in the 20th century. A very uncommon middle-distance event that is sometimes run by sprinters for muscle stamina training. This was a popular distance, particularly indoors, when imperial distances
Track and field the 1500 and mile events. Beyond the short distances of sprinting events, factors such as an athlete's reactions and top speed becomes less important, while qualities such as pace, race tactics and endurance become more so. There are three common long distance running events in track and field competitions: 3000 metres, 5000 metres and 10,000 metres. The latter two races are both Olympic and World Championship events outdoors, while the 3000 m is held at the IAAF World Indoor Championships. The 5000 m and 10,000 m events have their historical roots in the 3-mile and 6-mile races. The 3000 m