Ключевые слова: 10k, 5k, action, aerobic, athletics, boys, candid, cardio, competing, competition, conditioning, copy space, distance, endurance, exercise, fitness, healthy, high school, indoors, lifestyle, mile, motion, race, real people, runner, running, singlets, speed, spikes, sports, strength, team, teenagers athlete, tops, track and field, uniform, young,