Ключевые слова: activity, athlete, athletes feet, athletics, buzzer, competition, daylight, dynamics, effort, endurance, endurance running, energy, fitness, focus, group event, health, jogging, leisure activity, marathon, movement, muscle, outdoor, professional, race, race track, road running, running, running event, running shoes, spectators, speed, sports, sports event, sportswear, sprint, stage, starting line, sunshine, training,