Ключевые слова: 40s, abdominal muscle, abs, adult, athlete, attractive, body, body building, bodybuilder, bodybuilding, competition, confident, diet, ethnicity, exercise, fit, fitness, flexing muscles, gym, health, healthy, human, lifestyle, male, man, mature, men, middle age, model, muscles, muscular, muscular build, one, people, person, physique, ripped, sexy, situps, sport, strength, symmetry, weights, workout, young,