Ключевые слова: abdominal, abdominal muscle, abs, adult, aerobics, athlete, barbell, biceps, black and white, body building, body building exercises, bodybuilding, caucasian, chest, exercising, fit, guy, gym, handsome, health and fitness, healthy lifestyle, human muscle, indoors, lifestyles, male, man, model, muscular build, picking up, power, relaxation exercise, sport, sports and fitness, sports clothing, sports training, strength, strong, the human body, triceps, waist, weight training, young man,