Ключевые слова: action, agile, agility, athlete, athletics, bounding, closeup, competition, coordination, equipment, exercise, field, fitness, flexibility, form, front, health, high school, hurdle, motion, objects, outdoors, physical, plyometrics, power, racing, runner, running, speed, speed work, sports, sprinting, strength, sunshine, team, track, training, view, weight loss,