Athlete's training subsidy middle-distance race is not high, to meet the great physiological load of exercise training athletes after fitness supplies.

It analyzed the effect of acupuncture on the lymphocyte subset of middle-long-distance runners (juveniles) who needed long time training and just finished half-marathon race.

Events on the track consist of sprints, middle distance RACES, long distance RACES, relays, hurdles, barriers, and marathon-the extreme distance race.