Ключевые слова: 5k, action, aerobic, athletes, athletics, bibs, boys, cardio, competing, competition, copy space, exercise, fast, fitness, healthy, high school, indoor, kids, legs, lifestyle, mile, motion, numbers, race, racing, real people, run, runners, running, shorts, singlets, speed, spikes, sports, sporty, team, teenagers, track, track and field, uniform, young,