Ключевые слова: 2020, 400 meters, anaerobic, athlete, athletics, competition, competitive, distances, feet, female, field, final, finish, foot, glycolysis, group, leader, legs, motion, outdoor, people, race, real, run, runner, runners, running, russia, short, speed, spike shoes, sport, sprint, sprinter, sprinting, stadium, start, summer, track, winner, woman, women, world,