Ключевые слова: 30s, accuracy, active, aggression, arena, boxer, boxing ring, boxing strap, caucasian, challenge, combat, competition, determination, female, fight, fighter, fighting, fit, fitness, health, health club, healthy, knee, martial arts, mid adult, opponent, physical, physique, power, practice, professional, protection, selfdefense, sport, standing, stomach, strength, strong, training, woman, workout,