Ключевые слова: activity, adult, african american, alone, athlete, athletic, equipment, exercise, exercising, fighter, fitness, head, isolated on black, man, martial arts, mongkhon, muay thai, muscular, people, person, practice, serious, shirtless, sport, sporting, sportive, sports, sportsman, sportswear, sporty, studio shot, thai boxing, training, working out, workout, young, youth,