Ключевые слова: action, adults, athlete, background, blur, blurred, challenge, city, color, concept, energy, exercise, fast, fit, fitness, green, health, jog, legs, leisure, life, lifestyle, marathon, men, motion, moving, nordic, outdoors, pace, people, person, poles, race, raid, recreation, road, run, runner, shoes, speed, sport, street, train, urban, walker, walking, women, workout,