Ключевые слова: adult, athlete, athletic, background, black, body, boxer, boxing, cage, champion, chmapion, combat, competition, encounter, fight, fighter, fighting, fit, fitness, gloves, gym, karate, kick, kickboxing, knockout, male, man, martial, martial arts, men, mixed, mma, muscle, muscular, pain, people, power, punch, ring, sport, sports, strength, strong, training, win, winner, wrestling, wwfc,